AMD Radeon HD 7850M vs NVIDIA GeForce GT 745A

VS

AMD Radeon HD 7850M

NVIDIA GeForce GT 745A

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7850M and 2GB VRAM GeForce GT 745A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7850M 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 28.80GB/s)

256 additional rendering cores

NVIDIA GeForce GT 745A 's Advantages

Released 1 years and 4 months late

Boost Clock915MHz

Lower TDP (33W vs 40W)

Score

Benchmark

FP32 (float)

Radeon HD 7850M +22%

0.864 TFLOPS

GeForce GT 745A

0.703 TFLOPS

Radeon HD 7850M

VS

GeForce GT 745A

Graphics Card

Apr 2012

Release Date

Aug 2013

London

Generation

GeForce 700A

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

837 MHz

-

Boost Clock

915 MHz

1000 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

28.80GB/s

Render Config

10

Compute Units

-

640

Shading Units

384

40

TMUs

32

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

10.80 GPixel/s

Pixel Rate

7.320 GPixel/s

27.00 GTexel/s

Texture Rate

29.28 GTexel/s

-

864.0 GFLOPS

FP32 (float)

702.7 GFLOPS

54.00 GFLOPS

FP64 (double)

29.28 GFLOPS

Board Design

40W

TDP

33W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Heathrow

GPU Name

GK107

Heathrow PRO

GPU Variant

N14P-LP

GCN 1.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.5 billion

Transistors

1.27 billion

123 mm²

Die Size

118 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.0

5.1

Shader Model

5.1

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