NVIDIA CMP 170HX vs AMD Radeon RX 6800 XT
GPU · Specs Compare
Graphics Card
Release Date
Sep 2021
Oct 2020
Generation
Mining GPUs
Navi II
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x4
PCIe 4.0 x16
Clock Speeds
Base Clock
1140 MHz
1825 MHz
Boost Clock
1410 MHz
2250 MHz
Memory Clock
1458 MHz
2000 MHz
Memory
Memory Size
16GB
16GB
Memory Type
HBM2e
GDDR6
Memory Bus
4096bit
256bit
Bandwidth
1493GB/s
512.0GB/s
Render Config
SM Count
70
—
Shading Units
4480
4608
TMUs
280
288
ROPs
128
128
Tensor Cores
280
—
L1 Cache
192 KB (per SM)
128 KB per Array
L2 Cache
8 MB
4 MB
Compute Units
—
72
RT Cores
—
72
L3 Cache
—
128 MB
Theoretical Performance
Pixel Rate
180.5 GPixel/s
288.0 GPixel/s
Texture Rate
394.8 GTexel/s
648.0 GTexel/s
FP16 (half)
50.53 TFLOPS
41.47 TFLOPS
FP32 (float)
12.63 TFLOPS
20.74 TFLOPS
FP64 (double)
6.317 TFLOPS
1296 GFLOPS
Graphics Processor
GPU Name
GA100
Navi 21
GPU Variant
GA100-105F-A1
Navi 21 XT(215-121000177)
Architecture
Ampere
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
7 nm
7 nm
Transistors
54.2 billion
26.8 billion
Die Size
826 mm²
520 mm²
Board Design
TDP
250W
300W
Suggested PSU
600 W
700 W
Outputs
No outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
Power Connectors
2x 8-pin
2x 8-pin
Graphics Features
DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
2.1
Vulkan
N/A
1.3
CUDA
8.0
—
Shader Model
N/A
6.5
Benchmark
3DMark Time Spy
—
19,329
▲ Specs Compare
Data sourced from official specifications and benchmark tests.