GPU Comparison

A

AMD

RADEON

AMD Steam Deck OLED GPU

CORE STATE Sephiroth

VRAM 16 GB

CLOCK SPEED 1600 MHz

TDP 15 W

BUS WIDTH 128 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 6 nm

LAUNCH DATE 2023

VS

NVIDIA

GEFORCE

GeForce RTX 4090 D

CORE STATE AD102

VRAM 24 GB

CLOCK SPEED 2520 MHz

TDP 425 W

BUS WIDTH 384 bit

ARCHITECTURE Ada Lovelace

nm

PROCESS 5 nm

LAUNCH DATE 2023

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

N/A

8,587

geekbench_opencl

N/A

271,315

geekbench_vulkan

N/A

244,421

DETAILED SPECIFICATIONS

SPECIFICATION

Steam Deck OLED GPU

RTX 4090 D

Core Specs

Shading Units

512

14,592 +2750.0%

Shaders

512

14,592 +2750.0%

TMUs

32

456 +1325.0%

ROPs

16

176 +1000.0%

Compute Units

8

—

SM Count

—

114

Clocks

Base Clock

1000 MHz

2280 MHz

Boost Clock

1600 MHz

2520 MHz

Memory Clock

1375 MHz 11 Gbps effective

1313 MHz 21 Gbps effective

Memory

Memory Size

16 GB

24 GB

VRAM (MB)

16,384

24,576 +50.0%

Memory Type

LPDDR5

GDDR6X

Memory Bus

128 bit

384 bit

Bandwidth

176.0 GB/s

1.01 TB/s

Cache

L1 Cache

128 KB per Array

128 KB (per SM)

L2 Cache

1024 KB

72 MB

L3 Cache

8 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

25.60 GPixel/s

443.5 GPixel/s

Texture Rate

51.20 GTexel/s

1,149.1 GTexel/s

FP32 (TFLOPS)

1.638 TFLOPS

73.54 TFLOPS

FP64 (TFLOPS)

102.4 GFLOPS (1:16)

1,149.1 GFLOPS (1:64)

FP16 (TFLOPS)

3.277 TFLOPS (2:1)

73.54 TFLOPS (1:1)

AI/RT

RT Cores

8

114 +1325.0%

Tensor Cores

—

456

Power

TDP

15 W

425 W

TDP (W)

15

425 +2733.3%

Suggested PSU

—

800 W

Power Connectors

—

1x 16-pin

Architecture

Architecture

RDNA 2.0

Ada Lovelace

GPU Name

Sephiroth

AD102

Generation

Console GPU (Valve)

GeForce 40

Process Size

6 nm

5 nm

Transistors

2,400 million

76,300 million

Die Size

131 mm²

609 mm²

Foundry

TSMC

TSMC

Density

18.3M / mm²

125.3M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.3

1.4

OpenCL

2.0

3.0

CUDA

—

8.9

Shader Model

6.8

6.8

Physical

Slot Width

—

Triple-slot

Length

298 mm 11.7 inches

304 mm 12 inches

Height

117 mm 4.6 inches

137 mm 5.4 inches

Outputs

1x USB Type-C

1x HDMI 2.13x DisplayPort 1.4a

Bus Interface

—

PCIe 4.0 x16

Other

Launch Price

—

1,599 USD

Production

Active

End-of-life

Predecessor

—

GeForce 30

Successor

—

GeForce 50

View Steam Deck OLED GPU Details View GeForce RTX 4090 D Details