AMD Radeon RX 6600 XT vs NVIDIA H100 PCIe
GPU Specs Compare
Graphics Card
Release Date
Jul 2021
Mar 2022
Generation
Navi II
Tesla Hopper
Type
Desktop
AI GPU
Bus Interface
PCIe 4.0 x8
PCIe 5.0 x16
Clock Speeds
Base Clock
1968 MHz
1095 MHz
Boost Clock
2589 MHz
1755 MHz
Memory Clock
2000 MHz
1593 MHz
Memory
Memory Size
8GB
80GB
Memory Type
GDDR6
HBM2e
Memory Bus
128bit
5120bit
Bandwidth
256.0GB/s
2039GB/s
Render Config
Compute Units
32
-
Shading Units
2048
14592
TMUs
128
456
ROPs
64
24
RT Cores
32
-
L1 Cache
128 KB per Array
256 KB (per SM)
L2 Cache
2 MB
50 MB
L3 Cache
32 MB
-
SM Count
-
114
Tensor Cores
-
456
Theoretical Performance
Pixel Rate
165.7 GPixel/s
42.12 GPixel/s
Texture Rate
331.4 GTexel/s
800.3 GTexel/s
FP16 (half)
21.21 TFLOPS
204.9 TFLOPS
FP32 (float)
10.60 TFLOPS
51.22 TFLOPS
FP64 (double)
662.8 GFLOPS
25.61 TFLOPS
Graphics Processor
GPU Name
Navi 23
GH100
GPU Variant
Navi 23 XT(215-130000006)
-
Architecture
RDNA 2.0
Hopper
Foundry
TSMC
TSMC
Process Size
7 nm
4 nm
Transistors
11.06 billion
80 billion
Die Size
237 mm²
814 mm²
Board Design
TDP
160W
350W
Suggested PSU
450 W
750 W
Outputs
1x HDMI 2.13x DisplayPort 1.4a
No outputs
Power Connectors
1x 8-pin
1x 16-pin
Graphics Features
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
N/A
OpenCL
2.1
3.0
Vulkan
1.3
N/A
Shader Model
6.7
N/A
CUDA
-
9.0
📊 Benchmark
3DMark Time Spy
9,656
-
3DMark Time Spy Extreme
4,399
-
3DMark Speed Way
1,675
-
Battlefield 5 1080p
144
-
Shadow of the Tomb Raider 2160p
38
-
Cyberpunk 2077 2160p
29
-
Shadow of the Tomb Raider 1440p
72
-
Cyberpunk 2077 1440p
36
-
Shadow of the Tomb Raider 1080p
119
-
Battlefield 5 2160p
58
-
Blender
1,213
-
Cyberpunk 2077 1080p
58
-
Battlefield 5 1440p
111
-
GTA 5 2160p
61
-
GTA 5 1440p
82
-
GTA 5 1080p
149
-