NVIDIA GeForce GTX 770 vs AMD Radeon R9 270X

VS

NVIDIA GeForce GTX 770

AMD Radeon R9 270X

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 770 and 2GB VRAM Radeon R9 270X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 770 's Advantages

Boost Clock has increased by 3% (1085MHz vs 1050MHz)

Larger VRAM bandwidth (224.4GB/s vs 179.2GB/s)

256 additional rendering cores

AMD Radeon R9 270X 's Advantages

Lower TDP (180W vs 230W)

Score

Benchmark

FP32 (float)

GeForce GTX 770 +23%

3.333 TFLOPS

Radeon R9 270X

2.688 TFLOPS

3DMark Time Spy

GeForce GTX 770 +20%

2135

Radeon R9 270X

1769

GeForce GTX 770

VS

Radeon R9 270X

Graphics Card

May 2013

Release Date

Oct 2013

GeForce 700

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1046 MHz

Base Clock

1000 MHz

1085 MHz

Boost Clock

1050 MHz

1753 MHz

Memory Clock

1400 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

224.4GB/s

Bandwidth

179.2GB/s

Render Config

-

Compute Units

20

-

1536

Shading Units

1280

128

TMUs

80

32

ROPs

32

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

34.72 GPixel/s

Pixel Rate

33.60 GPixel/s

138.9 GTexel/s

Texture Rate

84.00 GTexel/s

-

3.333 TFLOPS

FP32 (float)

2.688 TFLOPS

138.9 GFLOPS

FP64 (double)

168.0 GFLOPS

Board Design

230W

TDP

180W

550 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

2x 6-pin

Graphics Processor

GK104

GPU Name

Curacao

GK104-425-A2

GPU Variant

Curacao XT (215-0848004)

Kepler

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

2.8 billion

294 mm²

Die Size

212 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.1

Vulkan

1.2

3.0

CUDA

-

5.1

Shader Model

5.1

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