GPU Performance

One area where Intel-based notebooks had previously was in the graphics department, and with Intel’s launch of Ice Lake they directly addressed that. Along the way, Intel has also joined AMD in more aggressively demarcating their integrated GPUs based on the price of the processor. Intel always had a small bit of variation in the included GPU, but for the most part, a Core i3, i5, or i7 U-series would generally offer the same 24 Execution Unit GPU configuration. With Ice Lake, the naming scheme now includes the GPU size in the processor name, with G1, G4, and G7 graphics options, meaning lower-priced Core i3 and i5 models will not necessarily be outfitted with the same iGPU as a Core i7.

Intel 10nm Ice Lake-U Series CPUs
AnandTech Cores
Threads
Base
Freq
1C
Turbo
AC
Turbo
GPU
EUs
GPU
Freq
L3
Cache
TDP
Core i7-1068G7 4 Cores
8 Threads
2.3 4.1 3.6 64 1100 8 MB 28 W
Core i7-1065G7 4 Cores
8 Threads
1.3 3.9 3.5 64 1100 8 MB 15 W
25 W
Core i5-1035G7 4 Cores
8 Threads
1.2 3.7 3.3 64 1050 6 MB 15 W
25 W
Core i5-1035G4 4 Cores
8 Threads
1.1 3.7 3.3 48 1050 6 MB 15 W
25 W
Core i5-1035G1 4 Cores
8 Threads
1.0 3.6 3.3 32 1050 6 MB 15 W
25 W
Core i3-1005G1 2 Cores
4 Threads
1.2 3.4 3.4 32 900 4 MB 15 W
25 W

This comes into play since Dell offers three processor options on the XPS 13, with both the Core i3 and Core i5 variants only offering the G1 graphics. To be clear, even the G1 Generation 11 graphics on Ice Lake are a larger GPU than the previous Gen 9.5 offered, with even the lowliest Core i3 featuring 32 Execution Units, but the full GPU in this laptop is only found if you choose the Core i7 model, which offers the 64 Execution Unit G7 graphics. It makes choosing the processor a bit more complex than it used to be, as it would be on an AMD-based laptop which follows the same mantra.

Dell shipped the XPS 13 review unit with the Core i7-1065G7, and as such this device does feature the full-sized GPU, and as we have seen in other Ice Lake based notebooks, the larger GPU is a significant improvement over previous designs.

3DMark

Futuremark 3DMark Fire Strike

Futuremark 3DMark Sky Diver

Futuremark 3DMark Cloud Gate

Futuremark 3DMark Ice Storm Unlimited

Futuremark 3DMark Ice Storm Unlimited - Graphics

Futuremark 3DMark Ice Storm Unlimited - Physics

In our first synthetic test, the XPS 13 finishes slightly behind other Ice Lake notebooks, but not by a wide margin.

GFXBench

GFXBench 5.0 Aztec Ruins Normal 1080p Offscreen

GFXBench 5.0 Aztec Ruins High 1440p Offscreen

We run the DirectX 12 tests from version 5 of GFXBench, and as expected, the XPS 13 scores right in the same range as expected.

Tomb Raider

Tomb Raider - Value

The original Tomb Raider has been a challenge on integrated GPUs, but with AMD’s Ryzen and Intel’s Ice Lake, the game is finally playable although without any extreme graphics settings enabled. Once again, the XPS 13 slots in right where it is expected.

Rise of the Tomb Raider

Rise of the Tomb Raider - Value

The first sequel to the re-launched Tomb Raider series is much more graphically demanding, and the XPS 13 slides out of the playability window even at the lowest settings we test at.

Strange Brigade

Strange Brigade - Value

Strange Brigade is a game with a wide-range of settings, and can be very playable even on integrated graphics. As seen with Rise of the Tomb Raider though, the XPS 13 is not quite as performant as some of the other Ice Lake notebooks we have tested.

F1 2019

F1 2019 - Value

Codemaster’s F1 simulator did not fare very well on the XPS 13, scoring well under expectations. This game can be very CPU limited as well, so TDP can be a major factor.

Far Cry 5

Far Cry 5 - Value

Like most of the other games, we see that Far Cry 5 is once again below other Ice Lake systems, but even on the best integrated system Far Cry is only barely playable regardless.

GPU Conclusion

Although the XPS 13 was outfitted with the top of the range Core i7-1065G7, with its full 64 Execution Unit GPU, the XPS 13 was not quite able to match some of the other Ice Lake systems we have seen. We will get into that a bit more in the thermals section, but this is likely due to Dell more aggressively clamping the processor to its recommended 15-Watt TDP, where other manufacturers may be more aggressive and allow 20+ Watts. Since the GPU is one area where more thermal headroom is always welcomed, this can have a larger impact than a CPU-bound task.

Otherwise, while the Ice Lake G7 GPU configuration is nothing short of a massive step up from Intel's earlier integrated GPUs, they are also competing with AMD in a field that's normally AMD's strength. So for as fast as the G7 configuration is, it and the XPS 13 end up trailing laptops based on the half-a-generation newer AMD Ryzen 4000 APUs.

System Performance Display Analysis
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  • Korguz - Friday, July 17, 2020 - link

    Santoval, look who made the comment, there is no need to say anything else. its self explainitory.
  • Santoval - Friday, July 17, 2020 - link

    Is it? I have no idea who "Deicidium" is, sorry..
  • Korguz - Friday, July 17, 2020 - link

    then you haven't been reading here that much. he will bash and any chance he can, while praising his gods intel and nvidia, with no proof at all of his claims.
  • Korguz - Friday, July 17, 2020 - link

    bash amd any chance he can
  • Deicidium369 - Friday, July 17, 2020 - link

    I got you mixed up with Spungy, have no clue who you are either.
  • Deicidium369 - Friday, July 17, 2020 - link

    Run along little boy.
  • Deicidium369 - Friday, July 17, 2020 - link

    Zen 1 vs Zen 3 are minor architectural tweaks and improved manufacturing and packaging ("chiplets" and IO die) - per core performance has not increased any more than Skylake to to Coffee Lake to Comet Lake. Minor tweaks. So still competing at Skylake level perormance.

    Well moved on - Last 14nm server CPU has shipped - last 14nm desktop CPU is shipping later this year. Ice Lake is widespread enough to count - in way more designs than AMD.

    Leaks show that 8C monstrosity to be 17% better perf than 4 cores on Tiger Lake.

    Rocket Lake is basically backported Ice Lake/Tiger Lake to 14nm - so no Skylake there. Sunny Cove/Willow Cove/Golden Cove ARE NOT SKYLAKE. New arch. I know you know this.
  • Korguz - Friday, July 17, 2020 - link

    going by that same logic, all intel cpu's since skylake are also minor architectural tweaks and improved manufacturing as well, whats your point ?
    " Last 14nm server CPU has shipped - last 14nm desktop CPU is shipping later this year" oh ? lets see you post proof of this. oh wait, you cant, cause there isnt any proof.
    " Leaks show that 8C monstrosity to be 17% better perf than 4 cores on Tiger Lake. " like another mentioned, still cherry picking are you ?

    IF it was a new architecture, intel them selves would of called it gen 1, not gen 10/11/12/etc.
  • schujj07 - Saturday, July 18, 2020 - link

    Per core performance hasn't increased from Zen 1 to Zen+, to Zen 2??? Whatever you are smoking I hope you share. Clock for clock Zen 2 is about 18% faster than Zen 1, that means per core performance is higher. Whereas Intel hasn't increased per core performance since 2015. Before that Intel hadn't had more than minor changes since the change from Nehlema to Sandy Bridge. After that they had nothing more that 5% IPC improvements, all other performance increase was sheer clock speed.

    Odds are that Rocket Lake will not clock as high as Skylake derivatives. It will need to have a massively higher IPC to counteract the loss of clock compared to Comet Lake. On top of that it will probably be very power hungry due to the bigger chip and added complexity.
  • gescom - Friday, July 17, 2020 - link

    Similar single performance at much lower power consumption.

    https://www.notebookcheck.net/Lenovo-ThinkPad-T14s...

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