AMD Radeon R9 380 OEM vs AMD Radeon R7 265

VS

We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 380 OEM and 2GB VRAM Radeon R7 265 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 2GB)

768 additional rendering cores

AMD Radeon R7 265 's Advantages

Boost Clock925MHz

Larger VRAM bandwidth (179.2GB/s vs 176.0GB/s)

Lower TDP (150W vs 190W)

Score

Benchmark

FP32 (float)

Radeon R9 380 OEM +73%

3.29 TFLOPS

Radeon R7 265

1.894 TFLOPS

Radeon R9 380 OEM

VS

Radeon R7 265

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

-

Base Clock

900 MHz

-

Boost Clock

925 MHz

1375 MHz

Memory Clock

1400 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

176.0GB/s

Bandwidth

179.2GB/s

Render Config

-

SM Count

-

28

Compute Units

16

1792

Shading Units

1024

112

TMUs

64

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

512 KB

Theoretical Performance

29.38 GPixel/s

Pixel Rate

29.60 GPixel/s

102.8 GTexel/s

Texture Rate

59.20 GTexel/s

3.290 TFLOPS

FP16 (half)

-

3.290 TFLOPS

FP32 (float)

1.894 TFLOPS

205.6 GFLOPS

FP64 (double)

118.4 GFLOPS

Graphics Processor

Antigua

GPU Name

Pitcairn

Antigua PRO (215-0877000)

GPU Variant

Pitcairn PRO (215-0828062)

GCN 3.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

5 billion

Transistors

2.8 billion

366 mm²

Die Size

212 mm²

Board Design

190W

TDP

150W

450 W

Suggested PSU

450 W

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

Outputs

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

2x 6-pin

Power Connectors

1x 6-pin

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.0

OpenCL

1.2

Vulkan

1.2

-

CUDA

-

6.3

Shader Model

5.1

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