NVIDIA GeForce GTX 770M vs AMD Radeon HD 8850M

VS

NVIDIA GeForce GTX 770M

AMD Radeon HD 8850M

We compared two Mobile platform GPUs: 3GB VRAM GeForce GTX 770M and 2GB VRAM Radeon HD 8850M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 770M 's Advantages

Boost Clock has increased by 28% (797MHz vs 625MHz)

More VRAM (3GB vs 2GB)

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

320 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 770M +91%

1.53 TFLOPS

Radeon HD 8850M

0.8 TFLOPS

GeForce GTX 770M

VS

Radeon HD 8850M

Graphics Card

May 2013

Release Date

Apr 2013

GeForce 700M

Generation

Solar System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

706 MHz

Base Clock

575 MHz

797 MHz

Boost Clock

625 MHz

1002 MHz

Memory Clock

1000 MHz

Memory

3GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

128bit

96.19GB/s

Bandwidth

64.00GB/s

Render Config

-

Compute Units

10

-

960

Shading Units

640

80

TMUs

40

24

ROPs

16

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

384 KB

L2 Cache

256 KB

-

Theoretical Performance

15.94 GPixel/s

Pixel Rate

10.00 GPixel/s

63.76 GTexel/s

Texture Rate

25.00 GTexel/s

-

1.530 TFLOPS

FP32 (float)

800.0 GFLOPS

63.76 GFLOPS

FP64 (double)

50.00 GFLOPS

Board Design

75W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

GK106

GPU Name

Venus

N14E-GS-A1

GPU Variant

Venus PRO (216-0846009)

Kepler

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.54 billion

Transistors

1.5 billion

221 mm²

Die Size

123 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

2.1 (1.2)

1.1

Vulkan

1.2.170

3.0

CUDA

-

5.1

Shader Model

6.5 (5.1)

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