NVIDIA GeForce GTX 780 Rev. 2 vs AMD Radeon R7 265

VS

NVIDIA GeForce GTX 780 Rev. 2 AMD Radeon R7 265

We compared two Desktop platform GPUs: 3GB VRAM GeForce GTX 780 Rev. 2 and 2GB VRAM Radeon R7 265 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 780 Rev. 2 's Advantages

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (288.4GB/s vs 179.2GB/s)

1280 additional rendering cores

AMD Radeon R7 265 's Advantages

Boost Clock has increased by 3% (925MHz vs 902MHz)

Lower TDP (150W vs 250W)

Score

Benchmark

FP32 (float)

GeForce GTX 780 Rev. 2 +119%

4.156 TFLOPS

Radeon R7 265

1.894 TFLOPS

GeForce GTX 780 Rev. 2

VS

Radeon R7 265

Graphics Card

Sep 2013

Release Date

Feb 2014

GeForce 700

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

863 MHz

Base Clock

900 MHz

902 MHz

Boost Clock

925 MHz

1502 MHz

Memory Clock

1400 MHz

Memory

3GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

256bit

288.4GB/s

Bandwidth

179.2GB/s

Render Config

-

SM Count

-

Compute Units

16

2304

Shading Units

1024

192

TMUs

64

48

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

1536 KB

L2 Cache

512 KB

Theoretical Performance

43.30 GPixel/s

Pixel Rate

29.60 GPixel/s

173.2 GTexel/s

Texture Rate

59.20 GTexel/s

-

FP16 (half)

-

4.156 TFLOPS

FP32 (float)

1.894 TFLOPS

173.2 GFLOPS

FP64 (double)

118.4 GFLOPS

Graphics Processor

GK110B

GPU Name

Pitcairn

GK110-300-B1

GPU Variant

Pitcairn PRO (215-0828062)

Kepler

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

7.08 billion

Transistors

2.8 billion

561 mm²

Die Size

212 mm²

Board Design

250W

TDP

150W

600 W

Suggested PSU

450 W

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

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.1

Vulkan

1.2

3.5

CUDA

-

5.1

Shader Model

5.1

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