AMD Radeon R9 Nano vs ATI Radeon X1550

VS

We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 Nano and 256MB VRAM Radeon X1550 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 Nano 's Advantages

Released 8 years and 7 months late

Larger VRAM bandwidth (512.0GB/s vs 12.80GB/s)

4096 additional rendering cores

ATI Radeon X1550 's Advantages

Lower TDP (27W vs 175W)

Score

Radeon R9 Nano

VS

Radeon X1550

Graphics Card

Aug 2015

Release Date

Jan 2007

Pirate Islands

Generation

Radeon R500 PCIe

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

500 MHz

Memory Clock

400 MHz

Memory

4GB

Memory Size

256MB

HBM

Memory Type

DDR2

4096bit

Memory Bus

128bit

512.0GB/s

Bandwidth

12.80GB/s

Render Config

-

SM Count

-

64

Compute Units

-

4096

Shading Units

-

256

TMUs

4

64

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

2 MB

L2 Cache

-

Theoretical Performance

64.00 GPixel/s

Pixel Rate

2.200 GPixel/s

256.0 GTexel/s

Texture Rate

2.200 GTexel/s

8.192 TFLOPS

FP16 (half)

-

8.192 TFLOPS

FP32 (float)

-

512.0 GFLOPS

FP64 (double)

-

Graphics Processor

Fiji

GPU Name

RV516

Fiji XT CA (215-0862120)

GPU Variant

-

GCN 3.0

Architecture

R500

TSMC

Foundry

UMC

28 nm

Process Size

80 nm

8.9 billion

Transistors

0.107 billion

596 mm²

Die Size

100 mm²

Board Design

175W

TDP

27W

450 W

Suggested PSU

200 W

1x HDMI 1.4a 3x DisplayPort 1.2

Outputs

1x DVI 1x VGA 1x S-Video

1x 8-pin

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

9.0c (9_3)

4.6

OpenGL

2.1

2.0

OpenCL

N/A

1.2

Vulkan

N/A

-

CUDA

-

6.3

Shader Model

3.0

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