NVIDIA CMP 30HX vs AMD Radeon HD 7870 XT

VS

NVIDIA CMP 30HX

AMD Radeon HD 7870 XT

We compared two Desktop platform GPUs: 6GB VRAM CMP 30HX and 2GB VRAM Radeon HD 7870 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA CMP 30HX 's Advantages

Released 8 years and 3 months late

Boost Clock has increased by 83% (1785MHz vs 975MHz)

More VRAM (6GB vs 2GB)

Larger VRAM bandwidth (336.0GB/s vs 192.0GB/s)

Lower TDP (125W vs 185W)

AMD Radeon HD 7870 XT 's Advantages

128 additional rendering cores

Score

Benchmark

FP32 (float)

CMP 30HX +67%

5.027 TFLOPS

Radeon HD 7870 XT

2.995 TFLOPS

CMP 30HX

VS

Radeon HD 7870 XT

Graphics Card

Feb 2021

Release Date

Nov 2012

Mining GPUs

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 3.0 x4

Bus Interface

PCIe 3.0 x16

Clock Speeds

1530 MHz

Base Clock

925 MHz

1785 MHz

Boost Clock

975 MHz

1750 MHz

Memory Clock

1500 MHz

Memory

6GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

192bit

Memory Bus

256bit

336.0GB/s

Bandwidth

192.0GB/s

Render Config

-

Compute Units

24

22

SM Count

-

1408

Shading Units

1536

88

TMUs

96

48

ROPs

32

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

1536 KB

L2 Cache

512 KB

-

Theoretical Performance

85.68 GPixel/s

Pixel Rate

31.20 GPixel/s

157.1 GTexel/s

Texture Rate

93.60 GTexel/s

10.05 TFLOPS

FP16 (half)

-

5.027 TFLOPS

FP32 (float)

2.995 TFLOPS

157.1 GFLOPS

FP64 (double)

748.8 GFLOPS

Board Design

125W

TDP

185W

300 W

Suggested PSU

450 W

No outputs

Outputs

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

1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

TU116

GPU Name

Tahiti

TU116-100-A1

GPU Variant

Tahiti LE (215-0821122)

Turing

Architecture

GCN 1.0

TSMC

Foundry

TSMC

12 nm

Process Size

28 nm

6.6 billion

Transistors

4.313 billion

284 mm²

Die Size

352 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

7.5

CUDA

-

6.6

Shader Model

5.1

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