AMD Radeon R9 270X vs NVIDIA CMP 40HX

VS

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270X and 8GB VRAM CMP 40HX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 270X 's Advantages

Lower TDP (180W vs 185W)

NVIDIA CMP 40HX 's Advantages

Released 7 years and 4 months late

Boost Clock has increased by 57% (1650MHz vs 1050MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (448.0GB/s vs 179.2GB/s)

1024 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 270X

2.688 TFLOPS

CMP 40HX +182%

7.603 TFLOPS

Radeon R9 270X

VS

CMP 40HX

Graphics Card

Oct 2013

Release Date

Feb 2021

Volcanic Islands

Generation

Mining GPUs

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1000 MHz

Base Clock

1470 MHz

1050 MHz

Boost Clock

1650 MHz

1400 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

256bit

179.2GB/s

Bandwidth

448.0GB/s

Render Config

-

SM Count

36

20

Compute Units

-

1280

Shading Units

2304

80

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

33.60 GPixel/s

Pixel Rate

105.6 GPixel/s

84.00 GTexel/s

Texture Rate

237.6 GTexel/s

-

FP16 (half)

15.21 TFLOPS

2.688 TFLOPS

FP32 (float)

7.603 TFLOPS

168.0 GFLOPS

FP64 (double)

237.6 GFLOPS

Graphics Processor

Curacao

GPU Name

TU106

Curacao XT (215-0848004)

GPU Variant

TU106-100-A1

GCN 1.0

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

2.8 billion

Transistors

10.8 billion

212 mm²

Die Size

445 mm²

Board Design

180W

TDP

185W

450 W

Suggested PSU

450 W

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

Outputs

No outputs

2x 6-pin

Power Connectors

1x 8-pin

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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