AMD Radeon RX 7900 XTX vs NVIDIA CMP 170HX

VS

AMD Radeon RX 7900 XTX

NVIDIA CMP 170HX

We compared two Desktop platform GPUs: 24GB VRAM Radeon RX 7900 XTX 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 7900 XTX 's Advantages

Released 1 years and 2 months late

Boost Clock has increased by 77% (2498MHz vs 1410MHz)

More VRAM (24GB vs 16GB)

1664 additional rendering cores

NVIDIA CMP 170HX 's Advantages

Larger VRAM bandwidth (1493GB/s vs 960.0GB/s)

Lower TDP (250W vs 355W)

Score

Benchmark

FP32 (float)

Radeon RX 7900 XTX +386%

61.39 TFLOPS

CMP 170HX

12.63 TFLOPS

Radeon RX 7900 XTX

VS

CMP 170HX

Graphics Card

Nov 2022

Release Date

Sep 2021

Navi III

Generation

Mining GPUs

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

1929 MHz

Base Clock

1140 MHz

2498 MHz

Boost Clock

1410 MHz

2500 MHz

Memory Clock

1458 MHz

Memory

24GB

Memory Size

16GB

GDDR6

Memory Type

HBM2e

384bit

Memory Bus

4096bit

960.0GB/s

Bandwidth

1493GB/s

Render Config

96

Compute Units

-

SM Count

70

6144

Shading Units

4480

384

TMUs

280

192

ROPs

128

-

Tensor Cores

280

96

RT Cores

-

256 KB per Array

L1 Cache

192 KB (per SM)

6 MB

L2 Cache

8 MB

96 MB

L3 Cache

-

Theoretical Performance

479.6 GPixel/s

Pixel Rate

180.5 GPixel/s

959.2 GTexel/s

Texture Rate

394.8 GTexel/s

122.8 TFLOPS

FP16 (half)

50.53 TFLOPS

61.39 TFLOPS

FP32 (float)

12.63 TFLOPS

1.918 TFLOPS

FP64 (double)

6.317 TFLOPS

Board Design

355W

TDP

250W

750 W

Suggested PSU

600 W

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

Outputs

No outputs

2x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

Navi 31

GPU Name

GA100

Navi 31 XTX (215-145000146)

GPU Variant

GA100-105F-A1

RDNA 3.0

Architecture

Ampere

TSMC

Foundry

TSMC

5 nm

Process Size

7 nm

57.7 billion

Transistors

54.2 billion

529 mm²

Die Size

826 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

N/A

4.6

OpenGL

N/A

2.2

OpenCL

3.0

1.3

Vulkan

N/A

-

CUDA

8.0

6.7

Shader Model

N/A

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