ATI Radeon HD 4450 vs AMD Radeon R7 340 OEM

VS

ATI Radeon HD 4450

AMD Radeon R7 340 OEM

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4450 and 2GB VRAM Radeon R7 340 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4450 's Advantages

Lower TDP (25W vs 50W)

AMD Radeon R7 340 OEM 's Advantages

Released 3 years and 6 months late

Boost Clock780MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (64.00GB/s vs 6.400GB/s)

304 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 4450

0.096 TFLOPS

Radeon R7 340 OEM +523%

0.599 TFLOPS

Radeon HD 4450

VS

Radeon R7 340 OEM

Graphics Card

Nov 2011

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

400 MHz

Memory Clock

1000 MHz

Memory

512MB

Memory Size

2GB

DDR2

Memory Type

GDDR5

64bit

Memory Bus

128bit

6.400GB/s

Bandwidth

64.00GB/s

Render Config

1

Compute Units

6

-

80

Shading Units

384

8

TMUs

24

4

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

256 KB

-

Theoretical Performance

2.400 GPixel/s

Pixel Rate

6.240 GPixel/s

4.800 GTexel/s

Texture Rate

18.72 GTexel/s

-

96.00 GFLOPS

FP32 (float)

599.0 GFLOPS

-

FP64 (double)

37.44 GFLOPS

Board Design

25W

TDP

50W

200 W

Suggested PSU

250 W

1x DVI 1x HDMI 1.3a 1x DisplayPort 1.0

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

None

Power Connectors

None

Graphics Processor

RV710

GPU Name

Oland

RV710 (215-0725016)

GPU Variant

-

TeraScale

Architecture

GCN 1.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.242 billion

Transistors

0.95 billion

73 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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