AMD Radeon HD 6870 vs NVIDIA CMP 170HX

VS

AMD Radeon HD 6870

NVIDIA CMP 170HX

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 and 16GB VRAM CMP 170HX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870 's Advantages

Lower TDP (151W vs 250W)

NVIDIA CMP 170HX 's Advantages

Released 10 years and 11 months late

Boost Clock1410MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (1493GB/s vs 134.4GB/s)

3360 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6870

2.016 TFLOPS

CMP 170HX +526%

12.63 TFLOPS

Radeon HD 6870

VS

CMP 170HX

Graphics Card

Oct 2010

Release Date

Sep 2021

Northern Islands

Generation

Mining GPUs

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

-

Base Clock

1140 MHz

-

Boost Clock

1410 MHz

1050 MHz

Memory Clock

1458 MHz

Memory

1024MB

Memory Size

16GB

GDDR5

Memory Type

HBM2e

256bit

Memory Bus

4096bit

134.4GB/s

Bandwidth

1493GB/s

Render Config

14

Compute Units

-

SM Count

70

1120

Shading Units

4480

56

TMUs

280

32

ROPs

128

-

Tensor Cores

280

-

8 KB (per CU)

L1 Cache

192 KB (per SM)

512 KB

L2 Cache

8 MB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

180.5 GPixel/s

50.40 GTexel/s

Texture Rate

394.8 GTexel/s

-

FP16 (half)

50.53 TFLOPS

2.016 TFLOPS

FP32 (float)

12.63 TFLOPS

-

FP64 (double)

6.317 TFLOPS

Board Design

151W

TDP

250W

450 W

Suggested PSU

600 W

2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1

Outputs

No outputs

2x 6-pin

Power Connectors

2x 8-pin

Graphics Processor

Barts

GPU Name

GA100

Barts XT (215-0798000)

GPU Variant

GA100-105F-A1

TeraScale 2

Architecture

Ampere

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

1.7 billion

Transistors

54.2 billion

255 mm²

Die Size

826 mm²

Graphics Features

11.2 (11_0)

DirectX

N/A

4.4

OpenGL

N/A

1.2

OpenCL

3.0

N/A

Vulkan

N/A

-

CUDA

8.0

5.0

Shader Model

N/A

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