ATI Radeon HD 4890 vs AMD Radeon R5 340X OEM

VS

ATI Radeon HD 4890

AMD Radeon R5 340X OEM

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 4890 and 2GB VRAM Radeon R5 340X OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4890 's Advantages

Larger VRAM bandwidth (124.8GB/s vs 16.00GB/s)

416 additional rendering cores

AMD Radeon R5 340X OEM 's Advantages

Released 6 years and 1 months late

More VRAM (2GB vs 1024GB)

Lower TDP (65W vs 190W)

Score

Benchmark

FP32 (float)

Radeon HD 4890 +96%

1.36 TFLOPS

Radeon R5 340X OEM

0.691 TFLOPS

Radeon HD 4890

VS

Radeon R5 340X 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

-

975 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

124.8GB/s

Bandwidth

16.00GB/s

Render Config

10

Compute Units

6

-

800

Shading Units

384

40

TMUs

24

16

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

13.60 GPixel/s

Pixel Rate

7.200 GPixel/s

34.00 GTexel/s

Texture Rate

21.60 GTexel/s

-

1360 GFLOPS

FP32 (float)

691.2 GFLOPS

272.0 GFLOPS

FP64 (double)

43.20 GFLOPS

Board Design

190W

TDP

65W

450 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

1x DVI 1x DisplayPort 1.2

2x 6-pin

Power Connectors

None

Graphics Processor

RV790

GPU Name

Oland

RV790 XT (215-0758016)

GPU Variant

Oland XT (215-0837000)

TeraScale

Architecture

GCN 1.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.959 billion

Transistors

0.95 billion

282 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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