Product Compare

AMD Radeon RX 6800 3456SP vs NVIDIA GeForce RTX 4070 Max-Q

GPU GPU
Graphics Card
Release Date Unknown Jan 2023
Generation Navi II GeForce 40 Mobile
Type Desktop Mobile
Bus Interface PCIe 4.0 x16 PCIe 4.0 x8
Clock Speeds
Base Clock 1700 MHz 735 MHz
Boost Clock 2250 MHz 1230 MHz
Memory Clock 2000 MHz 2000 MHz
Memory
Memory Size 16GB 8GB
Memory Type GDDR6 GDDR6
Memory Bus 256bit 128bit
Bandwidth 512.0GB/s 256.0GB/s
Render Config
Compute Units 54
Shading Units 3456 4608
TMUs 216 144
ROPs 96 48
RT Cores 54 36
L1 Cache 128 KB per Array 128 KB (per SM)
L2 Cache 4 MB 32 MB
L3 Cache 128 MB
SM Count 36
Tensor Cores 144
Theoretical Performance
Pixel Rate 216.0 GPixel/s 59.04 GPixel/s
Texture Rate 486.0 GTexel/s 177.1 GTexel/s
FP16 (half) 31.10 TFLOPS 11.34 TFLOPS
FP32 (float) 15.55 TFLOPS 11.34 TFLOPS
FP64 (double) 972.0 GFLOPS 177.1 GFLOPS
Graphics Processor
GPU Name Navi 21 AD106
GPU Variant Navi 21 ES(215-121000066) GN21-X6
Architecture RDNA 2.0 Ada Lovelace
Foundry TSMC TSMC
Process Size 7 nm 5 nm
Transistors 26.8 billion 22.9 billion
Die Size 520 mm² 188 mm²
Board Design
TDP 250W 35W
Suggested PSU 600 W
Outputs 1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C Portable Device Dependent
Power Connectors 2x 8-pin None
Graphics Features
DirectX 12 Ultimate (12_2) 12 Ultimate (12_2)
OpenGL 4.6 4.6
OpenCL 2.1 3.0
Vulkan 1.3 1.3
Shader Model 6.8 6.8
CUDA 8.9