AMD Radeon R9 Nano vs AMD Radeon R7 250XE

VS

AMD Radeon R9 Nano

AMD Radeon R7 250XE

We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 Nano and 1024MB VRAM Radeon R7 250XE to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 Nano 's Advantages

Released 1 years late

More VRAM (4GB vs 1024GB)

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

3456 additional rendering cores

AMD Radeon R7 250XE 's Advantages

Lower TDP (80W vs 175W)

Score

Benchmark

FP32 (float)

Radeon R9 Nano +644%

8.192 TFLOPS

Radeon R7 250XE

1.101 TFLOPS

Radeon R9 Nano

VS

Radeon R7 250XE

Graphics Card

Aug 2015

Release Date

Aug 2014

Pirate Islands

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

500 MHz

Memory Clock

1125 MHz

Memory

4GB

Memory Size

1024MB

HBM

Memory Type

GDDR5

4096bit

Memory Bus

128bit

512.0GB/s

Bandwidth

72.00GB/s

Render Config

64

Compute Units

10

-

4096

Shading Units

640

256

TMUs

40

64

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

64.00 GPixel/s

Pixel Rate

13.76 GPixel/s

256.0 GTexel/s

Texture Rate

34.40 GTexel/s

8.192 TFLOPS

FP16 (half)

-

8.192 TFLOPS

FP32 (float)

1101 GFLOPS

512.0 GFLOPS

FP64 (double)

68.80 GFLOPS

Board Design

175W

TDP

80W

450 W

Suggested PSU

250 W

1x HDMI 1.4a 3x DisplayPort 1.2

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

1x 8-pin

Power Connectors

None

Graphics Processor

Fiji

GPU Name

Cape Verde

Fiji XT CA (215-0862120)

GPU Variant

Cape Verde XT

GCN 3.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

8.9 billion

Transistors

1.5 billion

596 mm²

Die Size

123 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.0

OpenCL

1.2

Vulkan

1.2

-

6.3

Shader Model

5.1

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