AMD Radeon R7 250X vs NVIDIA CMP 40HX

VS

AMD Radeon R7 250X

NVIDIA CMP 40HX

We compared two Desktop platform GPUs: 1024MB VRAM Radeon R7 250X and 8GB VRAM CMP 40HX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 250X 's Advantages

Lower TDP (80W vs 185W)

NVIDIA CMP 40HX 's Advantages

Released 7 years late

Boost Clock1650MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (448.0GB/s vs 72.00GB/s)

1664 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 250X

1.216 TFLOPS

CMP 40HX +525%

7.603 TFLOPS

Radeon R7 250X

VS

CMP 40HX

Graphics Card

Feb 2014

Release Date

Feb 2021

Volcanic Islands

Generation

Mining GPUs

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1470 MHz

-

Boost Clock

1650 MHz

1125 MHz

Memory Clock

1750 MHz

Memory

1024MB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

256bit

72.00GB/s

Bandwidth

448.0GB/s

Render Config

10

Compute Units

-

SM Count

36

640

Shading Units

2304

40

TMUs

144

16

ROPs

64

-

Tensor Cores

288

-

RT Cores

36

16 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

4 MB

-

Theoretical Performance

15.20 GPixel/s

Pixel Rate

105.6 GPixel/s

38.00 GTexel/s

Texture Rate

237.6 GTexel/s

-

FP16 (half)

15.21 TFLOPS

1216 GFLOPS

FP32 (float)

7.603 TFLOPS

76.00 GFLOPS

FP64 (double)

237.6 GFLOPS

Board Design

80W

TDP

185W

250 W

Suggested PSU

450 W

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

Outputs

No outputs

1x 6-pin

Power Connectors

1x 8-pin

Graphics Processor

Cape Verde

GPU Name

TU106

Cape Verde XT

GPU Variant

TU106-100-A1

GCN 1.0

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

1.5 billion

Transistors

10.8 billion

123 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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