AMD Radeon R5 A320 vs NVIDIA GeForce GTX 770M

VS

AMD Radeon R5 A320

NVIDIA GeForce GTX 770M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon R5 A320 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 R5 A320 's Advantages

Released 1 years and 8 months late

Boost Clock has increased by 4% (825MHz vs 797MHz)

NVIDIA GeForce GTX 770M 's Advantages

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (96.19GB/s vs 16.00GB/s)

640 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 A320

0.528 TFLOPS

GeForce GTX 770M +189%

1.53 TFLOPS

Radeon R5 A320

VS

GeForce GTX 770M

Graphics Card

Jan 2015

Release Date

May 2013

All-In-One

Generation

GeForce 700M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

750 MHz

Base Clock

706 MHz

825 MHz

Boost Clock

797 MHz

1000 MHz

Memory Clock

1002 MHz

Memory

1024MB

Memory Size

3GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

192bit

16.00GB/s

Bandwidth

96.19GB/s

Render Config

5

Compute Units

-

320

Shading Units

960

20

TMUs

80

8

ROPs

24

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

128 KB

L2 Cache

384 KB

-

Theoretical Performance

6.600 GPixel/s

Pixel Rate

15.94 GPixel/s

16.50 GTexel/s

Texture Rate

63.76 GTexel/s

-

528.0 GFLOPS

FP32 (float)

1.530 TFLOPS

-

FP64 (double)

63.76 GFLOPS

Board Design

Unknown

TDP

75W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Jet

GPU Name

GK106

Jet PRO (216-0856040)

GPU Variant

N14E-GS-A1

GCN 1.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.69 billion

Transistors

2.54 billion

56 mm²

Die Size

221 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

3.0

1.2.170

Vulkan

1.1

-

CUDA

3.0

6.5 (5.1)

Shader Model

5.1

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