AMD Radeon R9 370 1024SP vs AMD Radeon R9 390 X2

VS

AMD Radeon R9 370 1024SP

AMD Radeon R9 390 X2

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 370 1024SP and 8GB VRAM Radeon R9 390 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 370 1024SP 's Advantages

Boost Clock975MHz

Lower TDP (150W vs 580W)

AMD Radeon R9 390 X2 's Advantages

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (345.6GB/s vs 179.2GB/s)

1536 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 370 1024SP

1.997 TFLOPS

Radeon R9 390 X2 +156%

5.12 TFLOPS

Radeon R9 370 1024SP

VS

Radeon R9 390 X2

Graphics Card

Jun 2015

Release Date

Sep 2015

Pirate Islands

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

925 MHz

Base Clock

-

975 MHz

Boost Clock

-

1400 MHz

Memory Clock

1350 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

512bit

179.2GB/s

Bandwidth

345.6GB/s

Render Config

16

Compute Units

40

-

1024

Shading Units

2560

64

TMUs

160

32

ROPs

64

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

1024 KB

-

Theoretical Performance

31.20 GPixel/s

Pixel Rate

64.00 GPixel/s

62.40 GTexel/s

Texture Rate

160.0 GTexel/s

-

1.997 TFLOPS

FP32 (float)

5.120 TFLOPS

124.8 GFLOPS

FP64 (double)

640.0 GFLOPS

Board Design

150W

TDP

580W

450 W

Suggested PSU

950 W

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

Outputs

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

1x 6-pin

Power Connectors

4x 8-pin

Graphics Processor

Trinidad

GPU Name

Grenada

Trinidad PRO (215-0870020)

GPU Variant

Grenada PRO (215-0880030)

GCN 1.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.8 billion

Transistors

6.2 billion

212 mm²

Die Size

438 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.2

OpenCL

2.0

1.2

Vulkan

1.2

-

5.1

Shader Model

6.3

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