AMD Radeon HD 8770 OEM vs ATI Radeon HD 5950

VS

AMD Radeon HD 8770 OEM

ATI Radeon HD 5950

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 8770 OEM and 1024MB VRAM ATI Radeon HD 5950 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8770 OEM 's Advantages

Lower TDP (85W vs 302W)

ATI Radeon HD 5950 's Advantages

Larger VRAM bandwidth (128.0GB/s vs 96.00GB/s)

544 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8770 OEM

1.882 TFLOPS

ATI Radeon HD 5950 +10%

2.088 TFLOPS

Radeon HD 8770 OEM

VS

ATI Radeon HD 5950

Graphics Card

Sep 2013

Release Date

Unknown

Sea Islands

Generation

Evergreen

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1500 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

96.00GB/s

Bandwidth

128.0GB/s

Render Config

14

Compute Units

18

-

896

Shading Units

1440

56

TMUs

72

16

ROPs

32

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

16.80 GPixel/s

Pixel Rate

23.20 GPixel/s

58.80 GTexel/s

Texture Rate

52.20 GTexel/s

-

1.882 TFLOPS

FP32 (float)

2.088 TFLOPS

117.6 GFLOPS

FP64 (double)

-

Board Design

85W

TDP

302W

250 W

Suggested PSU

700 W

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

Outputs

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

1x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Bonaire

GPU Name

Hemlock

Bonaire XT (215-0839039)

GPU Variant

Hemlock PRO

GCN 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.08 billion

Transistors

2.154 billion

160 mm²

Die Size

334 mm²

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.0

OpenCL

1.2

Vulkan

N/A

-

6.3

Shader Model

5.0

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