AMD Radeon HD 7950 Monica BIOS 2 vs ATI Radeon HD 5770 Mac Edition

VS

AMD Radeon HD 7950 Monica BIOS 2

ATI Radeon HD 5770 Mac Edition

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7950 Monica BIOS 2 and 1024MB VRAM Radeon HD 5770 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7950 Monica BIOS 2 's Advantages

Released 1 years and 6 months late

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (240.0GB/s vs 76.48GB/s)

Lower TDP (85W vs 108W)

ATI Radeon HD 5770 Mac Edition 's Advantages

32 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7950 Monica BIOS 2

1.229 TFLOPS

Radeon HD 5770 Mac Edition +10%

1.36 TFLOPS

Radeon HD 7950 Monica BIOS 2

VS

Radeon HD 5770 Mac Edition

Graphics Card

Jan 2012

Release Date

Jul 2010

Southern Islands

Generation

Evergreen

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

1195 MHz

Memory

3GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

128bit

240.0GB/s

Bandwidth

76.48GB/s

Render Config

12

Compute Units

10

-

768

Shading Units

800

48

TMUs

40

32

ROPs

16

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

768 KB

L2 Cache

256 KB

-

Theoretical Performance

25.60 GPixel/s

Pixel Rate

13.60 GPixel/s

38.40 GTexel/s

Texture Rate

34.00 GTexel/s

-

1229 GFLOPS

FP32 (float)

1360 GFLOPS

307.2 GFLOPS

FP64 (double)

-

Board Design

85W

TDP

108W

250 W

Suggested PSU

300 W

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

Outputs

1x DVI 1x DisplayPort 1.1

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Tahiti

GPU Name

Juniper

Tahiti PRO (215-0821056)

GPU Variant

Juniper XT (215-0754013)

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

4.313 billion

Transistors

1.04 billion

352 mm²

Die Size

166 mm²

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.2

OpenCL

1.2

Vulkan

N/A

-

5.1

Shader Model

5.0

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