Radeon Steam Deck 8CU vs GeForce 8400M G

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Aggregate performance score

We've compared GeForce 8400M G and Radeon Steam Deck 8CU, covering specs and all relevant benchmarks.

8400M G
2007
256 MB GDDR3, 10 Watt
0.25

Steam Deck 8CU outperforms 8400M G by a whopping 3988% based on our aggregate benchmark results.

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking1428485
Place by popularitynot in top-100not in top-100
Power efficiency1.93no data
ArchitectureTesla (2006−2010)RDNA 2 (2022−2023)
GPU code nameG86RDNA 2 Sephiroth
Market segmentLaptopLaptop
Release date9 May 2007 (18 years ago)9 November 2023 (2 years ago)

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores8512
Core clock speed400 MHzno data
Boost clock speedno data1900 MHz
Number of transistors210 millionno data
Manufacturing process technology80 nm6 nm
Power consumption (TDP)10 Wattno data
Texture fill rate3.200no data
Floating-point processing power0.0128 TFLOPSno data
ROPs4no data
TMUs8no data
L1 Cacheno data512 KB
L2 Cache16 KB1 MB

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

InterfacePCIe 1.0 x16no data
Supplementary power connectorsNoneno data

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeGDDR3no data
Maximum RAM amount256 MBno data
Memory bus width64 Bitno data
Memory clock speed400 MHzno data
Memory bandwidth6.4 GB/sno data
Shared memory-+

Connectivity and outputs

This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.

Display ConnectorsNo outputsno data

API and SDK support

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX11.1 (10_0)12_1
Shader Model4.0no data
OpenGL3.3no data
OpenCL1.1no data
VulkanN/A-
CUDA1.1-

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Average FPS across all PC games

Here are the average frames per second in a large set of popular games across different resolutions:

Full HD0−128

FPS performance in popular games

Full HD
Low

Cyberpunk 2077 1−2
−2000%
21−24
+2000%

Full HD
Medium

Cyberpunk 2077 1−2
−2000%
21−24
+2000%
Forza Horizon 4 3−4
−1400%
45−50
+1400%
PLAYERUNKNOWN'S BATTLEGROUNDS 7−8
−429%
35−40
+429%
Valorant 24−27
−288%
95−100
+288%

Full HD
High

Counter-Strike: Global Offensive 12−14
−1085%
150−160
+1085%
Cyberpunk 2077 1−2
−2000%
21−24
+2000%
Dota 2 9−10
−3789%
350−400
+3789%
Forza Horizon 4 3−4
−1400%
45−50
+1400%
PLAYERUNKNOWN'S BATTLEGROUNDS 7−8
−429%
35−40
+429%
The Witcher 3: Wild Hunt 5−6
−440%
27−30
+440%
Valorant 24−27
−288%
95−100
+288%

Full HD
Ultra

Cyberpunk 2077 1−2
−2000%
21−24
+2000%
Dota 2 9−10
−3789%
350−400
+3789%
Forza Horizon 4 3−4
−1400%
45−50
+1400%
PLAYERUNKNOWN'S BATTLEGROUNDS 7−8
−429%
35−40
+429%
The Witcher 3: Wild Hunt 5−6
−440%
27−30
+440%
Valorant 24−27
−288%
95−100
+288%

1440p
High

Counter-Strike 2 3−4
−533%
18−20
+533%
PLAYERUNKNOWN'S BATTLEGROUNDS 3−4
−1733%
55−60
+1733%

1440p
Ultra

Forza Horizon 4 1−2
−2400%
24−27
+2400%
The Witcher 3: Wild Hunt 1−2
−1400%
14−16
+1400%

4K
High

Grand Theft Auto V 14−16
−50%
21−24
+50%
Valorant 1−2
−5400%
55−60
+5400%

4K
Ultra

PLAYERUNKNOWN'S BATTLEGROUNDS 1−2
−900%
10−11
+900%

4K
Epic

Fortnite 2−3
−400%
10−11
+400%

Full HD
Low

Counter-Strike 2 55−60
+0%
55−60
+0%
Resident Evil 4 Remake 20−22
+0%
20−22
+0%

Full HD
Medium

Battlefield 5 45−50
+0%
45−50
+0%
Counter-Strike 2 55−60
+0%
55−60
+0%
Far Cry 5 30−35
+0%
30−35
+0%
Fortnite 60−65
+0%
60−65
+0%
Forza Horizon 5 30−35
+0%
30−35
+0%

Full HD
High

Battlefield 5 45−50
+0%
45−50
+0%
Counter-Strike 2 55−60
+0%
55−60
+0%
Far Cry 5 27
+0%
27
+0%
Fortnite 60−65
+0%
60−65
+0%
Forza Horizon 5 30−35
+0%
30−35
+0%
Grand Theft Auto V 10
+0%
10
+0%
Metro Exodus 21−24
+0%
21−24
+0%

Full HD
Ultra

Battlefield 5 45−50
+0%
45−50
+0%
Far Cry 5 23
+0%
23
+0%

Full HD
Epic

Fortnite 60−65
+0%
60−65
+0%

1440p
High

Counter-Strike: Global Offensive 75−80
+0%
75−80
+0%
Grand Theft Auto V 14−16
+0%
14−16
+0%
Metro Exodus 12−14
+0%
12−14
+0%
Valorant 110−120
+0%
110−120
+0%

1440p
Ultra

Battlefield 5 24−27
+0%
24−27
+0%
Cyberpunk 2077 9−10
+0%
9−10
+0%
Far Cry 5 21−24
+0%
21−24
+0%

1440p
Epic

Fortnite 21−24
+0%
21−24
+0%

4K
High

Counter-Strike 2 5−6
+0%
5−6
+0%
Metro Exodus 6−7
+0%
6−7
+0%
The Witcher 3: Wild Hunt 12−14
+0%
12−14
+0%

4K
Ultra

Battlefield 5 12−14
+0%
12−14
+0%
Counter-Strike 2 5−6
+0%
5−6
+0%
Cyberpunk 2077 3−4
+0%
3−4
+0%
Far Cry 5 10−11
+0%
10−11
+0%
Forza Horizon 4 18−20
+0%
18−20
+0%

Here's the range of performance differences observed across popular games:

  • in Valorant, with 4K resolution and the High Preset, the Steam Deck 8CU is 5400% faster.

All in all, in popular games:

  • Steam Deck 8CU performs better in 24 tests (42%)
  • there's a draw in 33 tests (58%)

Pros & cons summary


Performance score 0.25 10.22
Recency 9 May 2007 9 November 2023
Chip lithography 80 nm 6 nm

Steam Deck 8CU has a 3988% higher aggregate performance score, an age advantage of 16 years, and a 1233% more advanced lithography process.

The Radeon Steam Deck 8CU is our recommended choice as it beats the GeForce 8400M G in performance tests.

Other comparisons

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


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