GPU Comparison

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 Max-Q

CORE STATE AD103
VRAM 16 GB
CLOCK SPEED 1455 MHz
TDP 80 W
BUS WIDTH 256 bit
ARCHITECTURE Ada Lovelace
nm
PROCESS 5 nm
LAUNCH DATE 2023

DETAILED SPECIFICATIONS

SPECIFICATION
Steam Deck OLED GPU
RTX 4090 Max-Q
Core Specs
Shading Units
512
9,728 +1800.0%
Shaders
512
9,728 +1800.0%
TMUs
32
304 +850.0%
ROPs
16
112 +600.0%
Compute Units
8
SM Count
76
Clocks
Base Clock
1000 MHz
930 MHz
Boost Clock
1600 MHz
1455 MHz
Memory Clock
1375 MHz 11 Gbps effective
2250 MHz 18 Gbps effective
Memory
Memory Size
16 GB
16 GB
VRAM (MB)
16,384
16,384 0.0%
Memory Type
LPDDR5
GDDR6
Memory Bus
128 bit
256 bit
Bandwidth
176.0 GB/s
576.0 GB/s
Cache
L1 Cache
128 KB per Array
128 KB (per SM)
L2 Cache
1024 KB
64 MB
L3 Cache
8 MB
L0 Cache
32 KB per WGP
Performance
Pixel Rate
25.60 GPixel/s
163.0 GPixel/s
Texture Rate
51.20 GTexel/s
442.3 GTexel/s
FP32 (TFLOPS)
1.638 TFLOPS
28.31 TFLOPS
FP64 (TFLOPS)
102.4 GFLOPS (1:16)
442.3 GFLOPS (1:64)
FP16 (TFLOPS)
3.277 TFLOPS (2:1)
28.31 TFLOPS (1:1)
AI/RT
RT Cores
8
76 +850.0%
Tensor Cores
304
Power
TDP
15 W
80 W
TDP (W)
15
80 +433.3%
Power Connectors
None
Architecture
Architecture
RDNA 2.0
Ada Lovelace
GPU Name
Sephiroth
AD103
Generation
Console GPU (Valve)
GeForce 40 Mobile
Process Size
6 nm
5 nm
Transistors
2,400 million
45,900 million
Die Size
131 mm²
379 mm²
Foundry
TSMC
TSMC
Density
18.3M / mm²
121.1M / 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
IGP
Length
298 mm 11.7 inches
Height
117 mm 4.6 inches
Outputs
1x USB Type-C
Portable Device Dependent
Bus Interface
PCIe 4.0 x16
Other
Production
Active
Active
Predecessor
GeForce 30 Mobile
Successor
GeForce 50 Mobile
View Steam Deck OLED GPU Details View GeForce RTX 4090 Max-Q Details