NVIDIA H800 PCIe 80 GB vs AMD Radeon RX Vega Nano
GPU Specs Compare
Graphics Card
Release Date
Mar 2023
Unknown
Generation
Tesla Hopper
Vega
Type
AI GPU
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1095 MHz
1247 MHz
Boost Clock
1755 MHz
1546 MHz
Memory Clock
1593 MHz
800 MHz
Memory
Memory Size
80GB
8GB
Memory Type
HBM2e
HBM2
Memory Bus
5120bit
2048bit
Bandwidth
2039GB/s
409.6GB/s
Render Config
SM Count
114
-
Shading Units
14592
4096
TMUs
456
256
ROPs
24
64
Tensor Cores
456
-
L1 Cache
256 KB (per SM)
16 KB (per CU)
L2 Cache
50 MB
4 MB
Compute Units
-
64
Theoretical Performance
Pixel Rate
42.12 GPixel/s
98.94 GPixel/s
Texture Rate
800.3 GTexel/s
395.8 GTexel/s
FP16 (half)
204.9 TFLOPS
-
FP32 (float)
51.22 TFLOPS
12.66 TFLOPS
FP64 (double)
25.61 TFLOPS
791.6 GFLOPS
Graphics Processor
GPU Name
GH100
Vega 10
Architecture
Hopper
GCN 5.0
Foundry
TSMC
GlobalFoundries
Process Size
4 nm
14 nm
Transistors
80 billion
12.5 billion
Die Size
814 mm²
495 mm²
GPU Variant
-
Vega 10 XT(215-0894200)
Board Design
TDP
350W
175W
Suggested PSU
750 W
450 W
Outputs
No outputs
1x HDMI 2.0b3x DisplayPort 1.4a
Power Connectors
1x 16-pin
1x 8-pin
Graphics Features
DirectX
N/A
12 (12_1)
OpenGL
N/A
4.6
OpenCL
3.0
2.1
Vulkan
N/A
1.2
CUDA
9.0
-
Shader Model
N/A
6.4