ATI Radeon HD 2900 XTX vs ATI Radeon HD 5770 Mac Edition

VS

ATI Radeon HD 2900 XTX ATI Radeon HD 5770 Mac Edition

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 2900 XTX 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

ATI Radeon HD 2900 XTX 's Advantages

Larger VRAM bandwidth (106.0GB/s vs 76.48GB/s)

ATI Radeon HD 5770 Mac Edition 's Advantages

More VRAM (1024GB vs 512GB)

480 additional rendering cores

Lower TDP (108W vs 240W)

Score

Benchmark

FP32 (float)

Radeon HD 2900 XTX

0.476 TFLOPS

Radeon HD 5770 Mac Edition +185%

1.36 TFLOPS

Radeon HD 2900 XTX

VS

Radeon HD 5770 Mac Edition

Graphics Card

Unknown

Release Date

Jul 2010

Radeon R600

Generation

Evergreen

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

828 MHz

Memory Clock

1195 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

512bit

Memory Bus

128bit

106.0GB/s

Bandwidth

76.48GB/s

Render Config

-

SM Count

-

4

Compute Units

10

320

Shading Units

800

16

TMUs

40

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

Theoretical Performance

11.89 GPixel/s

Pixel Rate

13.60 GPixel/s

11.89 GTexel/s

Texture Rate

34.00 GTexel/s

-

FP16 (half)

-

475.5 GFLOPS

FP32 (float)

1360 GFLOPS

-

FP64 (double)

-

Graphics Processor

R600

GPU Name

Juniper

R600 XTX A11 (215RGMDKA11FG)

GPU Variant

Juniper XT (215-0754013)

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

80 nm

Process Size

40 nm

0.72 billion

Transistors

1.04 billion

420 mm²

Die Size

166 mm²

Board Design

240W

TDP

108W

550 W

Suggested PSU

300 W

2x DVI 1x S-Video

Outputs

1x DVI 1x DisplayPort 1.1

2x 6-pin

Power Connectors

1x 6-pin

Graphics Features

10.0 (10_0)

DirectX

11.2 (11_0)

3.3 (full) 4.0 (partial)

OpenGL

4.4

N/A

OpenCL

1.2

N/A

Vulkan

N/A

-

CUDA

-

4.0

Shader Model

5.0

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