AMD Radeon R9 380 OEM vs AMD Radeon R7 250X

VS

AMD Radeon R9 380 OEM

AMD Radeon R7 250X

We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 380 OEM and 1024MB VRAM Radeon R7 250X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 380 OEM 's Advantages

Released 1 years and 3 months late

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (176.0GB/s vs 72.00GB/s)

1152 additional rendering cores

AMD Radeon R7 250X 's Advantages

Lower TDP (80W vs 190W)

Score

Benchmark

FP32 (float)

Radeon R9 380 OEM +170%

3.29 TFLOPS

Radeon R7 250X

1.216 TFLOPS

Radeon R9 380 OEM

VS

Radeon R7 250X

Graphics Card

May 2015

Release Date

Feb 2014

Pirate Islands

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1375 MHz

Memory Clock

1125 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

176.0GB/s

Bandwidth

72.00GB/s

Render Config

28

Compute Units

10

-

1792

Shading Units

640

112

TMUs

40

32

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

29.38 GPixel/s

Pixel Rate

15.20 GPixel/s

102.8 GTexel/s

Texture Rate

38.00 GTexel/s

3.290 TFLOPS

FP16 (half)

-

3.290 TFLOPS

FP32 (float)

1216 GFLOPS

205.6 GFLOPS

FP64 (double)

76.00 GFLOPS

Board Design

190W

TDP

80W

450 W

Suggested PSU

250 W

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

Outputs

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

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Antigua

GPU Name

Cape Verde

Antigua PRO (215-0877000)

GPU Variant

Cape Verde XT

GCN 3.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

5 billion

Transistors

1.5 billion

366 mm²

Die Size

123 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.0

OpenCL

1.2

Vulkan

1.2

-

6.3

Shader Model

5.1

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