AMD Radeon HD 6390 vs AMD Radeon R9 370 1024SP

VS

AMD Radeon HD 6390

AMD Radeon R9 370 1024SP

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

Main Differences

AMD Radeon HD 6390 's Advantages

Lower TDP (39W vs 150W)

AMD Radeon R9 370 1024SP 's Advantages

Released 3 years and 11 months late

Boost Clock975MHz

More VRAM (2GB vs 1024GB)

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

704 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6390

0.352 TFLOPS

Radeon R9 370 1024SP +467%

1.997 TFLOPS

Radeon HD 6390

VS

Radeon R9 370 1024SP

Graphics Card

Jul 2011

Release Date

Jun 2015

Northern Islands

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

925 MHz

-

Boost Clock

975 MHz

500 MHz

Memory Clock

1400 MHz

Memory

1024MB

Memory Size

2GB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

256bit

16.00GB/s

Bandwidth

179.2GB/s

Render Config

4

Compute Units

16

-

320

Shading Units

1024

16

TMUs

64

8

ROPs

32

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

31.20 GPixel/s

8.800 GTexel/s

Texture Rate

62.40 GTexel/s

-

352.0 GFLOPS

FP32 (float)

1.997 TFLOPS

-

FP64 (double)

124.8 GFLOPS

Board Design

39W

TDP

150W

200 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

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

None

Power Connectors

1x 6-pin

Graphics Processor

Redwood

GPU Name

Trinidad

Redwood LE

GPU Variant

Trinidad PRO (215-0870020)

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.627 billion

Transistors

2.8 billion

104 mm²

Die Size

212 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

1.2

N/A

Vulkan

1.2

-

5.0

Shader Model

5.1

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