AMD Radeon R9 370X vs AMD Radeon HD 6390

VS

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 370X and 1024MB VRAM Radeon HD 6390 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 370X 's Advantages

Released 4 years and 1 months late

Boost Clock1030MHz

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (179.2GB/s vs 16.00GB/s)

960 additional rendering cores

AMD Radeon HD 6390 's Advantages

Lower TDP (39W vs 180W)

Score

Benchmark

FP32 (float)

Radeon R9 370X +649%

2.637 TFLOPS

Radeon HD 6390

0.352 TFLOPS

Radeon R9 370X

VS

Radeon HD 6390

Graphics Card

Aug 2015

Release Date

Jul 2011

Pirate Islands

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

980 MHz

Base Clock

-

1030 MHz

Boost Clock

-

1400 MHz

Memory Clock

500 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

128bit

179.2GB/s

Bandwidth

16.00GB/s

Render Config

-

SM Count

-

24

Compute Units

4

1280

Shading Units

320

80

TMUs

16

32

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

256 KB

Theoretical Performance

32.96 GPixel/s

Pixel Rate

4.400 GPixel/s

82.40 GTexel/s

Texture Rate

8.800 GTexel/s

-

FP16 (half)

-

2.637 TFLOPS

FP32 (float)

352.0 GFLOPS

164.8 GFLOPS

FP64 (double)

-

Graphics Processor

Trinidad

GPU Name

Redwood

Trinidad XT

GPU Variant

Redwood LE

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.8 billion

Transistors

0.627 billion

212 mm²

Die Size

104 mm²

Board Design

180W

TDP

39W

450 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

2x 6-pin

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.2

OpenCL

1.2

Vulkan

N/A

-

CUDA

-

5.1

Shader Model

5.0

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