ATI Radeon X1550 vs NVIDIA GeForce GTX 780 Ti Engineering Sample

VS

ATI Radeon X1550

NVIDIA GeForce GTX 780 Ti Engineering Sample

We compared two Desktop platform GPUs: 256MB VRAM Radeon X1550 and 3GB VRAM GeForce GTX 780 Ti Engineering Sample 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 250W)

NVIDIA GeForce GTX 780 Ti Engineering Sample 's Advantages

Boost Clock928MHz

More VRAM (3GB vs 256GB)

Larger VRAM bandwidth (336.6GB/s vs 12.80GB/s)

2880 additional rendering cores

Score

Radeon X1550

VS

GeForce GTX 780 Ti Engineering Sample

Graphics Card

Jan 2007

Release Date

Unknown

Radeon R500 PCIe

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

875 MHz

-

Boost Clock

928 MHz

400 MHz

Memory Clock

1753 MHz

Memory

256MB

Memory Size

3GB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

384bit

12.80GB/s

Bandwidth

336.6GB/s

Render Config

-

Shading Units

2880

4

TMUs

240

4

ROPs

48

-

L1 Cache

16 KB (per SMX)

-

L2 Cache

1536 KB

-

Theoretical Performance

2.200 GPixel/s

Pixel Rate

55.68 GPixel/s

2.200 GTexel/s

Texture Rate

222.7 GTexel/s

-

FP32 (float)

5.345 TFLOPS

-

FP64 (double)

222.7 GFLOPS

Board Design

27W

TDP

250W

200 W

Suggested PSU

600 W

1x DVI 1x VGA 1x S-Video

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

RV516

GPU Name

GK180

-

GPU Variant

GK180-425-A1

R500

Architecture

Kepler

UMC

Foundry

TSMC

80 nm

Process Size

28 nm

0.107 billion

Transistors

7.08 billion

100 mm²

Die Size

561 mm²

Graphics Features

9.0c (9_3)

DirectX

12 (11_0)

2.1

OpenGL

4.6

N/A

OpenCL

3.0

N/A

Vulkan

1.2.175

-

CUDA

3.5

3.0

Shader Model

5.1

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