AMD Radeon HD 7850M vs NVIDIA GeForce GTX 770M

VS

AMD Radeon HD 7850M

NVIDIA GeForce GTX 770M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7850M and 3GB VRAM GeForce GTX 770M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7850M 's Advantages

Lower TDP (40W vs 75W)

NVIDIA GeForce GTX 770M 's Advantages

Released 1 years and 1 months late

Boost Clock797MHz

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (96.19GB/s vs 64.00GB/s)

320 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7850M

0.864 TFLOPS

GeForce GTX 770M +77%

1.53 TFLOPS

Radeon HD 7850M

VS

GeForce GTX 770M

Graphics Card

Apr 2012

Release Date

May 2013

London

Generation

GeForce 700M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

706 MHz

-

Boost Clock

797 MHz

1000 MHz

Memory Clock

1002 MHz

Memory

2GB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

192bit

64.00GB/s

Bandwidth

96.19GB/s

Render Config

10

Compute Units

-

640

Shading Units

960

40

TMUs

80

16

ROPs

24

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

384 KB

-

Theoretical Performance

10.80 GPixel/s

Pixel Rate

15.94 GPixel/s

27.00 GTexel/s

Texture Rate

63.76 GTexel/s

-

864.0 GFLOPS

FP32 (float)

1.530 TFLOPS

54.00 GFLOPS

FP64 (double)

63.76 GFLOPS

Board Design

40W

TDP

75W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Heathrow

GPU Name

GK106

Heathrow PRO

GPU Variant

N14E-GS-A1

GCN 1.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.5 billion

Transistors

2.54 billion

123 mm²

Die Size

221 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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