ATI Radeon HD 4770 vs AMD Radeon R5 340 OEM

VS

ATI Radeon HD 4770

AMD Radeon R5 340 OEM

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4770 and 1024MB VRAM Radeon R5 340 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4770 's Advantages

Larger VRAM bandwidth (51.20GB/s vs 36.80GB/s)

256 additional rendering cores

AMD Radeon R5 340 OEM 's Advantages

Released 6 years and 1 months late

Boost Clock780MHz

More VRAM (1024GB vs 512GB)

Lower TDP (65W vs 80W)

Score

Benchmark

FP32 (float)

Radeon HD 4770 +60%

0.96 TFLOPS

Radeon R5 340 OEM

0.599 TFLOPS

Radeon HD 4770

VS

Radeon R5 340 OEM

Graphics Card

Apr 2009

Release Date

May 2015

Radeon R700

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

730 MHz

-

Boost Clock

780 MHz

800 MHz

Memory Clock

1150 MHz

Memory

512MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

64bit

51.20GB/s

Bandwidth

36.80GB/s

Render Config

8

Compute Units

6

-

640

Shading Units

384

32

TMUs

24

16

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

128 KB

-

Theoretical Performance

12.00 GPixel/s

Pixel Rate

6.240 GPixel/s

24.00 GTexel/s

Texture Rate

18.72 GTexel/s

-

960.0 GFLOPS

FP32 (float)

599.0 GFLOPS

192.0 GFLOPS

FP64 (double)

37.44 GFLOPS

Board Design

80W

TDP

65W

250 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

1x DVI 1x DisplayPort 1.2

1x 6-pin

Power Connectors

None

Graphics Processor

RV740

GPU Name

Oland

RV740 XT (215-0727019)

GPU Variant

Oland PRO (215-0837015)

TeraScale

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.826 billion

Transistors

0.95 billion

137 mm²

Die Size

77 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_1)

3.3

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

-

4.1

Shader Model

5.1

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