AMD Radeon R7 265 vs AMD Radeon HD 8770 OEM

VS

AMD Radeon R7 265 AMD Radeon HD 8770 OEM

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 265 and 1024MB VRAM Radeon HD 8770 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 265 's Advantages

Boost Clock925MHz

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (179.2GB/s vs 96.00GB/s)

128 additional rendering cores

AMD Radeon HD 8770 OEM 's Advantages

Lower TDP (85W vs 150W)

Score

Benchmark

FP32 (float)

Radeon R7 265

1.894 TFLOPS

Radeon HD 8770 OEM

1.882 TFLOPS

Radeon R7 265

VS

Radeon HD 8770 OEM

Graphics Card

Feb 2014

Release Date

Sep 2013

Volcanic Islands

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

900 MHz

Base Clock

-

925 MHz

Boost Clock

-

1400 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

179.2GB/s

Bandwidth

96.00GB/s

Render Config

-

SM Count

-

16

Compute Units

14

1024

Shading Units

896

64

TMUs

56

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

Theoretical Performance

29.60 GPixel/s

Pixel Rate

16.80 GPixel/s

59.20 GTexel/s

Texture Rate

58.80 GTexel/s

-

FP16 (half)

-

1.894 TFLOPS

FP32 (float)

1.882 TFLOPS

118.4 GFLOPS

FP64 (double)

117.6 GFLOPS

Graphics Processor

Pitcairn

GPU Name

Bonaire

Pitcairn PRO (215-0828062)

GPU Variant

Bonaire XT (215-0839039)

GCN 1.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.8 billion

Transistors

2.08 billion

212 mm²

Die Size

160 mm²

Board Design

150W

TDP

85W

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

1x 6-pin

Power Connectors

1x 6-pin

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.2

OpenCL

2.0

1.2

Vulkan

1.2

-

CUDA

-

5.1

Shader Model

6.3

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