NVIDIA GeForce GTX 770M vs AMD Radeon HD 8670M

VS

NVIDIA GeForce GTX 770M

AMD Radeon HD 8670M

We compared two Mobile platform GPUs: 3GB VRAM GeForce GTX 770M and 1024MB VRAM Radeon HD 8670M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 770M 's Advantages

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (96.19GB/s vs 14.40GB/s)

640 additional rendering cores

AMD Radeon HD 8670M 's Advantages

Boost Clock has increased by 22% (975MHz vs 797MHz)

Score

Benchmark

FP32 (float)

GeForce GTX 770M +145%

1.53 TFLOPS

Radeon HD 8670M

0.624 TFLOPS

GeForce GTX 770M

VS

Radeon HD 8670M

Graphics Card

May 2013

Release Date

Mar 2013

GeForce 700M

Generation

Solar System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

706 MHz

Base Clock

925 MHz

797 MHz

Boost Clock

975 MHz

1002 MHz

Memory Clock

900 MHz

Memory

3GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

192bit

Memory Bus

64bit

96.19GB/s

Bandwidth

14.40GB/s

Render Config

-

Compute Units

5

-

960

Shading Units

320

80

TMUs

20

24

ROPs

8

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

384 KB

L2 Cache

128 KB

-

Theoretical Performance

15.94 GPixel/s

Pixel Rate

7.800 GPixel/s

63.76 GTexel/s

Texture Rate

19.50 GTexel/s

-

1.530 TFLOPS

FP32 (float)

624.0 GFLOPS

63.76 GFLOPS

FP64 (double)

39.00 GFLOPS

Board Design

75W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

GK106

GPU Name

Sun

N14E-GS-A1

GPU Variant

Sun S3 XT (216-0841009)

Kepler

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.54 billion

Transistors

0.69 billion

221 mm²

Die Size

56 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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