ATI Radeon HD 5770 X2 vs NVIDIA GeForce GT 440 Mac Edition

VS

ATI Radeon HD 5770 X2

NVIDIA GeForce GT 440 Mac Edition

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 5770 X2 and 1024MB VRAM GeForce GT 440 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5770 X2 's Advantages

Larger VRAM bandwidth (76.80GB/s vs 21.34GB/s)

704 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 5770 X2 +337%

1.36 TFLOPS

GeForce GT 440 Mac Edition

0.311 TFLOPS

Radeon HD 5770 X2

VS

GeForce GT 440 Mac Edition

Graphics Card

Oct 2010

Release Date

Feb 2011

Evergreen

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1200 MHz

Memory Clock

667 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

76.80GB/s

Bandwidth

21.34GB/s

Render Config

10

Compute Units

-

SM Count

2

800

Shading Units

96

40

TMUs

16

ROPs

4

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

13.60 GPixel/s

Pixel Rate

3.240 GPixel/s

34.00 GTexel/s

Texture Rate

12.96 GTexel/s

-

1360 GFLOPS

FP32 (float)

311.0 GFLOPS

-

FP64 (double)

25.92 GFLOPS

Board Design

Unknown

TDP

65W

200 W

Suggested PSU

250 W

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

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

-

Power Connectors

None

Graphics Processor

Juniper

GPU Name

GF108

Juniper XT (215-0754013)

GPU Variant

GF108-400-A1

TeraScale 2

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.04 billion

Transistors

0.585 billion

166 mm²

Die Size

116 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

5.0

Shader Model

5.1

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