NVIDIA CMP 40HX vs AMD Radeon R9 280X

VS

NVIDIA CMP 40HX

AMD Radeon R9 280X

We compared two Desktop platform GPUs: 8GB VRAM CMP 40HX and 3GB VRAM Radeon R9 280X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA CMP 40HX 's Advantages

Released 7 years and 4 months late

Boost Clock has increased by 65% (1650MHz vs 1000MHz)

More VRAM (8GB vs 3GB)

Larger VRAM bandwidth (448.0GB/s vs 288.0GB/s)

256 additional rendering cores

Lower TDP (185W vs 250W)

Score

Benchmark

FP32 (float)

CMP 40HX +85%

7.603 TFLOPS

Radeon R9 280X

4.096 TFLOPS

CMP 40HX

VS

Radeon R9 280X

Graphics Card

Feb 2021

Release Date

Oct 2013

Mining GPUs

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1470 MHz

Base Clock

850 MHz

1650 MHz

Boost Clock

1000 MHz

1750 MHz

Memory Clock

1500 MHz

Memory

8GB

Memory Size

3GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

384bit

448.0GB/s

Bandwidth

288.0GB/s

Render Config

-

Compute Units

32

36

SM Count

-

2304

Shading Units

2048

144

TMUs

128

64

ROPs

32

288

Tensor Cores

-

36

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

768 KB

-

Theoretical Performance

105.6 GPixel/s

Pixel Rate

32.00 GPixel/s

237.6 GTexel/s

Texture Rate

128.0 GTexel/s

15.21 TFLOPS

FP16 (half)

-

7.603 TFLOPS

FP32 (float)

4.096 TFLOPS

237.6 GFLOPS

FP64 (double)

1024 GFLOPS

Board Design

185W

TDP

250W

450 W

Suggested PSU

600 W

No outputs

Outputs

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

1x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

TU106

GPU Name

Tahiti

TU106-100-A1

GPU Variant

Tahiti XTL (215-0821065)

Turing

Architecture

GCN 1.0

TSMC

Foundry

TSMC

12 nm

Process Size

28 nm

10.8 billion

Transistors

4.313 billion

445 mm²

Die Size

352 mm²

Graphics Features

12 Ultimate (12_2)

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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