AMD Radeon RX 6800 XT vs NVIDIA CMP 170HX

VS

AMD Radeon RX 6800 XT

NVIDIA CMP 170HX

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6800 XT and 16GB VRAM CMP 170HX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800 XT 's Advantages

Boost Clock has increased by 60% (2250MHz vs 1410MHz)

128 additional rendering cores

NVIDIA CMP 170HX 's Advantages

Released 11 months late

Larger VRAM bandwidth (1493GB/s vs 512.0GB/s)

Lower TDP (250W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 6800 XT +64%

20.74 TFLOPS

CMP 170HX

12.63 TFLOPS

Radeon RX 6800 XT

VS

CMP 170HX

Graphics Card

Oct 2020

Release Date

Sep 2021

Navi II

Generation

Mining GPUs

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

1825 MHz

Base Clock

1140 MHz

2250 MHz

Boost Clock

1410 MHz

2000 MHz

Memory Clock

1458 MHz

Memory

16GB

Memory Size

16GB

GDDR6

Memory Type

HBM2e

256bit

Memory Bus

4096bit

512.0GB/s

Bandwidth

1493GB/s

Render Config

72

Compute Units

-

SM Count

70

4608

Shading Units

4480

288

TMUs

280

128

ROPs

128

-

Tensor Cores

280

72

RT Cores

-

128 KB per Array

L1 Cache

192 KB (per SM)

4 MB

L2 Cache

8 MB

128 MB

L3 Cache

-

Theoretical Performance

288.0 GPixel/s

Pixel Rate

180.5 GPixel/s

648.0 GTexel/s

Texture Rate

394.8 GTexel/s

41.47 TFLOPS

FP16 (half)

50.53 TFLOPS

20.74 TFLOPS

FP32 (float)

12.63 TFLOPS

1296 GFLOPS

FP64 (double)

6.317 TFLOPS

Board Design

300W

TDP

250W

700 W

Suggested PSU

600 W

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

Outputs

No outputs

2x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

Navi 21

GPU Name

GA100

Navi 21 XT (215-121000177)

GPU Variant

GA100-105F-A1

RDNA 2.0

Architecture

Ampere

TSMC

Foundry

TSMC

7 nm

Process Size

7 nm

26.8 billion

Transistors

54.2 billion

520 mm²

Die Size

826 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

N/A

4.6

OpenGL

N/A

2.1

OpenCL

3.0

1.3

Vulkan

N/A

-

CUDA

8.0

6.5

Shader Model

N/A

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