AMD Radeon R9 390 vs NVIDIA CMP 40HX

VS

AMD Radeon R9 390 NVIDIA CMP 40HX

We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390 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 390 's Advantages

256 additional rendering cores

NVIDIA CMP 40HX 's Advantages

Released 5 years and 8 months late

Boost Clock1650MHz

Larger VRAM bandwidth (448.0GB/s vs 384.0GB/s)

Lower TDP (185W vs 275W)

Score

Benchmark

FP32 (float)

Radeon R9 390

5.12 TFLOPS

CMP 40HX +48%

7.603 TFLOPS

Radeon R9 390

VS

CMP 40HX

Graphics Card

Jun 2015

Release Date

Feb 2021

Pirate 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

1500 MHz

Memory Clock

1750 MHz

Memory

8GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

512bit

Memory Bus

256bit

384.0GB/s

Bandwidth

448.0GB/s

Render Config

-

SM Count

36

40

Compute Units

-

2560

Shading Units

2304

160

TMUs

144

64

ROPs

64

-

Tensor Cores

288

-

RT Cores

36

16 KB (per CU)

L1 Cache

64 KB (per SM)

1024 KB

L2 Cache

4 MB

Theoretical Performance

64.00 GPixel/s

Pixel Rate

105.6 GPixel/s

160.0 GTexel/s

Texture Rate

237.6 GTexel/s

-

FP16 (half)

15.21 TFLOPS

5.120 TFLOPS

FP32 (float)

7.603 TFLOPS

640.0 GFLOPS

FP64 (double)

237.6 GFLOPS

Graphics Processor

Grenada

GPU Name

TU106

Grenada PRO (215-0880030)

GPU Variant

TU106-100-A1

GCN 2.0

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

6.2 billion

Transistors

10.8 billion

438 mm²

Die Size

445 mm²

Board Design

275W

TDP

185W

600 W

Suggested PSU

450 W

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

Outputs

No outputs

1x 6-pin + 1x 8-pin

Power Connectors

1x 8-pin

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.0

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

7.5

6.3

Shader Model

6.6

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