AMD Radeon R7 265X OEM vs ATI FirePro V7770

VS

AMD Radeon R7 265X OEM

ATI FirePro V7770

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 265X OEM and 1024MB VRAM FirePro V7770 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 2 years and 7 months late

Boost Clock925MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (179.2GB/s vs 33.60GB/s)

480 additional rendering cores

ATI FirePro V7770 's Advantages

Lower TDP (76W vs 150W)

Score

Benchmark

FP32 (float)

Radeon R7 265X OEM +136%

2.368 TFLOPS

FirePro V7770

1 TFLOPS

Radeon R7 265X OEM

VS

FirePro V7770

Graphics Card

Aug 2014

Release Date

Jan 2012

Volcanic Islands

Generation

FirePro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

900 MHz

Base Clock

-

925 MHz

Boost Clock

-

1400 MHz

Memory Clock

1050 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR4

256bit

Memory Bus

128bit

179.2GB/s

Bandwidth

33.60GB/s

Render Config

20

Compute Units

10

-

1280

Shading Units

800

80

TMUs

40

32

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

5.000 GPixel/s

74.00 GTexel/s

Texture Rate

25.00 GTexel/s

-

2.368 TFLOPS

FP32 (float)

1000 GFLOPS

148.0 GFLOPS

FP64 (double)

-

Board Design

150W

TDP

76W

450 W

Suggested PSU

250 W

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

Outputs

1x DVI

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Curacao

GPU Name

RV770

Curacao PRO (215-0848000)

GPU Variant

RV770 XT (215-0669049)

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

2.8 billion

Transistors

0.956 billion

212 mm²

Die Size

256 mm²

Graphics Features

12 (11_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

5.1

Shader Model

4.1

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