AMD Radeon HD 7870 XT vs NVIDIA CMP 40HX

VS

AMD Radeon HD 7870 XT

NVIDIA CMP 40HX

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7870 XT and 8GB VRAM CMP 40HX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA CMP 40HX 's Advantages

Released 8 years and 3 months late

Boost Clock has increased by 69% (1650MHz vs 975MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (448.0GB/s vs 192.0GB/s)

768 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7870 XT

2.995 TFLOPS

CMP 40HX +153%

7.603 TFLOPS

Radeon HD 7870 XT

VS

CMP 40HX

Graphics Card

Nov 2012

Release Date

Feb 2021

Southern Islands

Generation

Mining GPUs

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

925 MHz

Base Clock

1470 MHz

975 MHz

Boost Clock

1650 MHz

1500 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

256bit

192.0GB/s

Bandwidth

448.0GB/s

Render Config

24

Compute Units

-

SM Count

36

1536

Shading Units

2304

96

TMUs

144

32

ROPs

64

-

Tensor Cores

288

-

RT Cores

36

16 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

4 MB

-

Theoretical Performance

31.20 GPixel/s

Pixel Rate

105.6 GPixel/s

93.60 GTexel/s

Texture Rate

237.6 GTexel/s

-

FP16 (half)

15.21 TFLOPS

2.995 TFLOPS

FP32 (float)

7.603 TFLOPS

748.8 GFLOPS

FP64 (double)

237.6 GFLOPS

Board Design

185W

TDP

185W

450 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

Outputs

No outputs

2x 6-pin

Power Connectors

1x 8-pin

Graphics Processor

Tahiti

GPU Name

TU106

Tahiti LE (215-0821122)

GPU Variant

TU106-100-A1

GCN 1.0

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

4.313 billion

Transistors

10.8 billion

352 mm²

Die Size

445 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

7.5

5.1

Shader Model

6.6

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