AMD Radeon RX 460 vs NVIDIA H800 PCIe 80 GB
GPU · Specs Compare
Graphics Card
Release Date
Aug 2016
Mar 2023
Generation
Arctic Islands
Tesla Hopper
Type
Desktop
AI GPU
Bus Interface
PCIe 3.0 x8
PCIe 5.0 x16
Clock Speeds
Base Clock
1090 MHz
1095 MHz
Boost Clock
1200 MHz
1755 MHz
Memory Clock
1750 MHz
1593 MHz
Memory
Memory Size
2GB
80GB
Memory Type
GDDR5
HBM2e
Memory Bus
128bit
5120bit
Bandwidth
112.0GB/s
2039GB/s
Render Config
Compute Units
14
—
Shading Units
896
14592
TMUs
56
456
ROPs
16
24
L1 Cache
16 KB (per CU)
256 KB (per SM)
L2 Cache
1024 KB
50 MB
SM Count
—
114
Tensor Cores
—
456
Theoretical Performance
Pixel Rate
19.20 GPixel/s
42.12 GPixel/s
Texture Rate
67.20 GTexel/s
800.3 GTexel/s
FP16 (half)
2.150 TFLOPS
204.9 TFLOPS
FP32 (float)
2.150 TFLOPS
51.22 TFLOPS
FP64 (double)
134.4 GFLOPS
25.61 TFLOPS
Graphics Processor
GPU Name
Baffin
GH100
GPU Variant
Baffin PRO
—
Architecture
GCN 4.0
Hopper
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
4 nm
Transistors
3 billion
80 billion
Die Size
123 mm²
814 mm²
Board Design
TDP
75W
350W
Suggested PSU
250 W
750 W
Outputs
1x DVI1x HDMI 2.0b1x DisplayPort 1.4a
No outputs
Power Connectors
None
1x 16-pin
Graphics Features
DirectX
12 (12_0)
N/A
OpenGL
4.6
N/A
OpenCL
2.1
3.0
Vulkan
1.2
N/A
Shader Model
6.4
N/A
CUDA
—
9.0
Benchmark
3DMark Time Spy
1,754
—
3DMark Time Spy Extreme
776
—
Shadow of the Tomb Raider 2160p
3
—
Shadow of the Tomb Raider 1440p
12
—
Shadow of the Tomb Raider 1080p
22
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.