AMD Radeon R7 340 OEM vs ATI Radeon HD 5770

VS

AMD Radeon R7 340 OEM

ATI Radeon HD 5770

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 340 OEM and 1024MB VRAM Radeon HD 5770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 340 OEM 's Advantages

Released 5 years and 7 months late

Boost Clock780MHz

More VRAM (2GB vs 1024GB)

Lower TDP (50W vs 108W)

ATI Radeon HD 5770 's Advantages

Larger VRAM bandwidth (76.80GB/s vs 64.00GB/s)

416 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 340 OEM

0.599 TFLOPS

Radeon HD 5770 +127%

1.36 TFLOPS

Radeon R7 340 OEM

VS

Radeon HD 5770

Graphics Card

May 2015

Release Date

Oct 2009

Pirate Islands

Generation

Evergreen

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

730 MHz

Base Clock

-

780 MHz

Boost Clock

-

1000 MHz

Memory Clock

1200 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

76.80GB/s

Render Config

6

Compute Units

10

-

384

Shading Units

800

24

TMUs

40

8

ROPs

16

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

6.240 GPixel/s

Pixel Rate

13.60 GPixel/s

18.72 GTexel/s

Texture Rate

34.00 GTexel/s

-

599.0 GFLOPS

FP32 (float)

1360 GFLOPS

37.44 GFLOPS

FP64 (double)

-

Board Design

50W

TDP

108W

250 W

Suggested PSU

300 W

1x DVI 1x HDMI 1.4a 1x VGA

Outputs

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

None

Power Connectors

1x 6-pin

Graphics Processor

Oland

GPU Name

Juniper

-

GPU Variant

Juniper XT (215-0754013)

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

0.95 billion

Transistors

1.04 billion

77 mm²

Die Size

166 mm²

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.2

OpenCL

1.2

Vulkan

N/A

-

5.1

Shader Model

5.0

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