NVIDIA GeForce GTX 555 OEM vs AMD Radeon R7 265X OEM

VS

NVIDIA GeForce GTX 555 OEM

AMD Radeon R7 265X OEM

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 555 OEM and 2GB VRAM Radeon R7 265X OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 265X OEM 's Advantages

Released 3 years and 3 months late

Boost Clock925MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (179.2GB/s vs 91.87GB/s)

992 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 555 OEM

0.848 TFLOPS

Radeon R7 265X OEM +179%

2.368 TFLOPS

GeForce GTX 555 OEM

VS

Radeon R7 265X OEM

Graphics Card

May 2011

Release Date

Aug 2014

GeForce 500

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

900 MHz

-

Boost Clock

925 MHz

957 MHz

Memory Clock

1400 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

256bit

91.87GB/s

Bandwidth

179.2GB/s

Render Config

-

Compute Units

20

6

SM Count

-

288

Shading Units

1280

48

TMUs

80

24

ROPs

32

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

384 KB

L2 Cache

512 KB

-

Theoretical Performance

8.832 GPixel/s

Pixel Rate

29.60 GPixel/s

35.33 GTexel/s

Texture Rate

74.00 GTexel/s

-

847.9 GFLOPS

FP32 (float)

2.368 TFLOPS

70.66 GFLOPS

FP64 (double)

148.0 GFLOPS

Board Design

150W

TDP

150W

450 W

Suggested PSU

450 W

2x DVI 1x mini-HDMI 1.3a

Outputs

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

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

GF114

GPU Name

Curacao

GF114-200-KB-A1

GPU Variant

Curacao PRO (215-0848000)

Fermi 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.95 billion

Transistors

2.8 billion

332 mm²

Die Size

212 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

2.1

CUDA

-

5.1

Shader Model

5.1

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