ATI Mobility Radeon HD 5770 vs NVIDIA GeForce GT 640M Mac Edition

VS

ATI Mobility Radeon HD 5770

NVIDIA GeForce GT 640M Mac Edition

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 5770 and 512MB VRAM GeForce GT 640M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 5770 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (51.20GB/s vs 40.00GB/s)

16 additional rendering cores

Lower TDP (30W vs 32W)

NVIDIA GeForce GT 640M Mac Edition 's Advantages

Released 3 years and 1 months late

Score

Benchmark

FP32 (float)

Mobility Radeon HD 5770

0.52 TFLOPS

GeForce GT 640M Mac Edition +10%

0.572 TFLOPS

Mobility Radeon HD 5770

VS

GeForce GT 640M Mac Edition

Graphics Card

Jan 2010

Release Date

Feb 2013

Manhattan

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

800 MHz

Memory Clock

1250 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

64bit

51.20GB/s

Bandwidth

40.00GB/s

Render Config

5

Compute Units

-

400

Shading Units

384

20

TMUs

32

8

ROPs

8

-

8 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

5.200 GPixel/s

Pixel Rate

5.960 GPixel/s

13.00 GTexel/s

Texture Rate

23.84 GTexel/s

-

520.0 GFLOPS

FP32 (float)

572.2 GFLOPS

-

FP64 (double)

23.84 GFLOPS

Board Design

30W

TDP

32W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Madison

GPU Name

GK107

Madison XT (216-0772003)

GPU Variant

N13P-GS

TeraScale 2

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.627 billion

Transistors

1.27 billion

104 mm²

Die Size

118 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.0

5.0

Shader Model

5.1

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