AMD Radeon HD 6450 OEM vs AMD Radeon R5 340 OEM

VS

AMD Radeon HD 6450 OEM AMD Radeon R5 340 OEM

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 6450 OEM and 1024MB VRAM Radeon R5 340 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6450 OEM 's Advantages

Lower TDP (18W vs 65W)

AMD Radeon R5 340 OEM 's Advantages

Released 4 years and 3 months late

Boost Clock780MHz

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (36.80GB/s vs 8.528GB/s)

224 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6450 OEM

0.2 TFLOPS

Radeon R5 340 OEM +199%

0.599 TFLOPS

Radeon HD 6450 OEM

VS

Radeon R5 340 OEM

Graphics Card

Feb 2011

Release Date

May 2015

Northern Islands

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

533 MHz

Memory Clock

1150 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

64bit

Memory Bus

64bit

8.528GB/s

Bandwidth

36.80GB/s

Render Config

-

SM Count

-

2

Compute Units

6

160

Shading Units

384

8

TMUs

24

4

ROPs

8

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

128 KB

Theoretical Performance

2.500 GPixel/s

Pixel Rate

6.240 GPixel/s

5.000 GTexel/s

Texture Rate

18.72 GTexel/s

-

FP16 (half)

-

200.0 GFLOPS

FP32 (float)

599.0 GFLOPS

-

FP64 (double)

37.44 GFLOPS

Graphics Processor

Caicos

GPU Name

Oland

Junbonator

GPU Variant

Oland PRO (215-0837015)

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.37 billion

Transistors

0.95 billion

67 mm²

Die Size

77 mm²

Board Design

18W

TDP

65W

200 W

Suggested PSU

250 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x DVI 1x DisplayPort 1.2

None

Power Connectors

None

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

1.2

N/A

Vulkan

1.2

-

CUDA

-

5.0

Shader Model

5.1

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