NVIDIA GeForce GTX 275 PhysX Edition vs AMD Radeon HD 7790

VS

NVIDIA GeForce GTX 275 PhysX Edition

AMD Radeon HD 7790

We compared two Desktop platform GPUs: 896MB VRAM GeForce GTX 275 PhysX Edition and 1024MB VRAM Radeon HD 7790 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 275 PhysX Edition 's Advantages

Larger VRAM bandwidth (127.0GB/s vs 96.00GB/s)

AMD Radeon HD 7790 's Advantages

Released 3 years and 1 months late

More VRAM (1024GB vs 896GB)

656 additional rendering cores

Lower TDP (85W vs 219W)

Score

Benchmark

FP32 (float)

GeForce GTX 275 PhysX Edition

0.622 TFLOPS

Radeon HD 7790 +188%

1.792 TFLOPS

GeForce GTX 275 PhysX Edition

VS

Radeon HD 7790

Graphics Card

Feb 2010

Release Date

Mar 2013

GeForce 200

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1134 MHz

Memory Clock

1500 MHz

Memory

896MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

448bit

Memory Bus

128bit

127.0GB/s

Bandwidth

96.00GB/s

Render Config

-

Compute Units

14

30

SM Count

-

240

Shading Units

896

80

TMUs

56

28

ROPs

16

-

L1 Cache

16 KB (per CU)

224 KB

L2 Cache

256 KB

-

Theoretical Performance

17.72 GPixel/s

Pixel Rate

16.00 GPixel/s

50.64 GTexel/s

Texture Rate

56.00 GTexel/s

-

622.1 GFLOPS

FP32 (float)

1.792 TFLOPS

77.76 GFLOPS

FP64 (double)

112.0 GFLOPS

Board Design

219W

TDP

85W

550 W

Suggested PSU

250 W

2x DVI

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

G92B

GPU Name

Bonaire

G92-421-B1

GPU Variant

Bonaire XT (215-0839039)

Tesla

Architecture

GCN 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.754 billion

Transistors

2.08 billion

260 mm²

Die Size

160 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (12_0)

3.3

OpenGL

4.6

1.1

OpenCL

2.0

N/A

Vulkan

1.2

1.3

CUDA

-

4.0

Shader Model

6.3

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