ATI Radeon X1550 vs NVIDIA GeForce GTX 950

VS

ATI Radeon X1550

NVIDIA GeForce GTX 950

We compared two Desktop platform GPUs: 256MB VRAM Radeon X1550 and 2GB VRAM GeForce GTX 950 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon X1550 's Advantages

Lower TDP (27W vs 90W)

NVIDIA GeForce GTX 950 's Advantages

Released 8 years and 7 months late

Boost Clock1188MHz

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (105.8GB/s vs 12.80GB/s)

768 additional rendering cores

Score

Radeon X1550

VS

GeForce GTX 950

Graphics Card

Jan 2007

Release Date

Aug 2015

Radeon R500 PCIe

Generation

GeForce 900

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1024 MHz

-

Boost Clock

1188 MHz

400 MHz

Memory Clock

1653 MHz

Memory

256MB

Memory Size

2GB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

128bit

12.80GB/s

Bandwidth

105.8GB/s

Render Config

-

Shading Units

768

4

TMUs

48

4

ROPs

32

-

L1 Cache

48 KB (per SMM)

-

L2 Cache

1024 KB

-

Theoretical Performance

2.200 GPixel/s

Pixel Rate

38.02 GPixel/s

2.200 GTexel/s

Texture Rate

57.02 GTexel/s

-

FP32 (float)

1.825 TFLOPS

-

FP64 (double)

57.02 GFLOPS

Board Design

27W

TDP

90W

200 W

Suggested PSU

250 W

1x DVI 1x VGA 1x S-Video

Outputs

1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a

None

Power Connectors

1x 6-pin

Graphics Processor

RV516

GPU Name

GM206

-

GPU Variant

GM206-250-A1

R500

Architecture

Maxwell 2.0

UMC

Foundry

TSMC

80 nm

Process Size

28 nm

0.107 billion

Transistors

2.94 billion

100 mm²

Die Size

228 mm²

Graphics Features

9.0c (9_3)

DirectX

12 (12_1)

2.1

OpenGL

4.6

N/A

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

5.2

3.0

Shader Model

6.4

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