AMD Radeon HD 6770M vs NVIDIA GeForce GT 320M

VS

AMD Radeon HD 6770M NVIDIA GeForce GT 320M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6770M and 1024MB VRAM GeForce GT 320M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6770M 's Advantages

Released 10 months late

Larger VRAM bandwidth (57.60GB/s vs 25.28GB/s)

456 additional rendering cores

NVIDIA GeForce GT 320M 's Advantages

Lower TDP (23W vs 35W)

Score

Benchmark

FP32 (float)

Radeon HD 6770M +1213%

0.696 TFLOPS

GeForce GT 320M

0.053 TFLOPS

Radeon HD 6770M

VS

GeForce GT 320M

Graphics Card

Jan 2011

Release Date

Mar 2010

Vancouver

Generation

GeForce 300M

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

790 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

57.60GB/s

Bandwidth

25.28GB/s

Render Config

-

SM Count

3

6

Compute Units

-

480

Shading Units

24

TMUs

8

ROPs

8

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

64 KB

Theoretical Performance

5.800 GPixel/s

Pixel Rate

4.000 GPixel/s

17.40 GTexel/s

Texture Rate

4.000 GTexel/s

-

FP16 (half)

-

696.0 GFLOPS

FP32 (float)

52.80 GFLOPS

-

FP64 (double)

-

Graphics Processor

Whistler

GPU Name

GT216

Whistler XT (216-0810001)

GPU Variant

-

TeraScale 2

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.716 billion

Transistors

0.486 billion

104 mm²

Die Size

100 mm²

Board Design

35W

TDP

23W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

11.2 (11_0)

DirectX

11.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.2

5.0

Shader Model

4.1

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