AMD Radeon R7 450 OEM vs AMD Radeon R9 Nano

VS

AMD Radeon R7 450 OEM

AMD Radeon R9 Nano

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 450 OEM and 4GB VRAM Radeon R9 Nano to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 450 OEM 's Advantages

Released 10 months late

Lower TDP (65W vs 175W)

AMD Radeon R9 Nano 's Advantages

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (512.0GB/s vs 72.00GB/s)

3584 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 450 OEM

0.947 TFLOPS

Radeon R9 Nano +765%

8.192 TFLOPS

Radeon R7 450 OEM

VS

Radeon R9 Nano

Graphics Card

Jun 2016

Release Date

Aug 2015

Arctic Islands

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1125 MHz

Memory Clock

500 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

HBM

128bit

Memory Bus

4096bit

72.00GB/s

Bandwidth

512.0GB/s

Render Config

8

Compute Units

64

-

512

Shading Units

4096

32

TMUs

256

16

ROPs

64

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

2 MB

-

Theoretical Performance

14.80 GPixel/s

Pixel Rate

64.00 GPixel/s

29.60 GTexel/s

Texture Rate

256.0 GTexel/s

-

FP16 (half)

8.192 TFLOPS

947.2 GFLOPS

FP32 (float)

8.192 TFLOPS

59.20 GFLOPS

FP64 (double)

512.0 GFLOPS

Board Design

65W

TDP

175W

250 W

Suggested PSU

450 W

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

Outputs

1x HDMI 1.4a 3x DisplayPort 1.2

None

Power Connectors

1x 8-pin

Graphics Processor

Cape Verde

GPU Name

Fiji

Cape Verde PRO2

GPU Variant

Fiji XT CA (215-0862120)

GCN 1.0

Architecture

GCN 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.5 billion

Transistors

8.9 billion

123 mm²

Die Size

596 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

2.0

1.2.170

Vulkan

1.2

-

6.5 (5.1)

Shader Model

6.3

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