AMD Radeon R5 340 OEM vs AMD Radeon R7 450 OEM

VS

AMD Radeon R5 340 OEM

AMD Radeon R7 450 OEM

We compared two Desktop platform GPUs: 1024MB VRAM Radeon R5 340 OEM and 2GB VRAM Radeon R7 450 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 340 OEM 's Advantages

Boost Clock780MHz

AMD Radeon R7 450 OEM 's Advantages

Released 1 years and 1 months late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (72.00GB/s vs 36.80GB/s)

128 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 340 OEM

0.599 TFLOPS

Radeon R7 450 OEM +58%

0.947 TFLOPS

Radeon R5 340 OEM

VS

Radeon R7 450 OEM

Graphics Card

May 2015

Release Date

Jun 2016

Pirate Islands

Generation

Arctic Islands

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

730 MHz

Base Clock

-

780 MHz

Boost Clock

-

1150 MHz

Memory Clock

1125 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

128bit

36.80GB/s

Bandwidth

72.00GB/s

Render Config

6

Compute Units

8

-

384

Shading Units

512

24

TMUs

32

8

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

6.240 GPixel/s

Pixel Rate

14.80 GPixel/s

18.72 GTexel/s

Texture Rate

29.60 GTexel/s

-

599.0 GFLOPS

FP32 (float)

947.2 GFLOPS

37.44 GFLOPS

FP64 (double)

59.20 GFLOPS

Board Design

65W

TDP

65W

250 W

Suggested PSU

250 W

1x DVI 1x DisplayPort 1.2

Outputs

1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

None

Power Connectors

None

Graphics Processor

Oland

GPU Name

Cape Verde

Oland PRO (215-0837015)

GPU Variant

Cape Verde PRO2

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.95 billion

Transistors

1.5 billion

77 mm²

Die Size

123 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.2

OpenCL

2.1 (1.2)

1.2

Vulkan

1.2.170

-

5.1

Shader Model

6.5 (5.1)

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