NVIDIA GeForce GT 320M vs AMD Radeon HD 7770M

VS

NVIDIA GeForce GT 320M AMD Radeon HD 7770M

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 320M and 1024MB VRAM Radeon HD 7770M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 320M 's Advantages

Lower TDP (23W vs 32W)

AMD Radeon HD 7770M 's Advantages

Released 2 years and 1 months late

Larger VRAM bandwidth (64.00GB/s vs 25.28GB/s)

488 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 320M

0.053 TFLOPS

Radeon HD 7770M +1203%

0.691 TFLOPS

GeForce GT 320M

VS

Radeon HD 7770M

Graphics Card

Mar 2010

Release Date

Apr 2012

GeForce 300M

Generation

London

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

790 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

25.28GB/s

Bandwidth

64.00GB/s

Render Config

3

SM Count

-

Compute Units

8

24

Shading Units

512

8

TMUs

32

8

ROPs

16

-

Tensor Cores

-

RT Cores

-

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

256 KB

Theoretical Performance

4.000 GPixel/s

Pixel Rate

10.80 GPixel/s

4.000 GTexel/s

Texture Rate

21.60 GTexel/s

-

FP16 (half)

-

52.80 GFLOPS

FP32 (float)

691.2 GFLOPS

-

FP64 (double)

43.20 GFLOPS

Graphics Processor

GT216

GPU Name

Chelsea

-

GPU Variant

Chelsea XT

Tesla 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.486 billion

Transistors

1.5 billion

100 mm²

Die Size

123 mm²

Board Design

23W

TDP

32W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

11.1 (10_1)

DirectX

12 (11_1)

3.3

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

CUDA

-

4.1

Shader Model

5.1

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