NVIDIA GeForce GTX 770 vs ATI Radeon HD 4870 Mac Edition

VS

NVIDIA GeForce GTX 770

ATI Radeon HD 4870 Mac Edition

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 770 and 512MB VRAM Radeon HD 4870 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 770 's Advantages

Released 4 years and 4 months late

Boost Clock1085MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (224.4GB/s vs 108.8GB/s)

736 additional rendering cores

ATI Radeon HD 4870 Mac Edition 's Advantages

Lower TDP (150W vs 230W)

Score

Benchmark

FP32 (float)

GeForce GTX 770 +177%

3.333 TFLOPS

Radeon HD 4870 Mac Edition

1.2 TFLOPS

GeForce GTX 770

VS

Radeon HD 4870 Mac Edition

Graphics Card

May 2013

Release Date

Jan 2009

GeForce 700

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1046 MHz

Base Clock

-

1085 MHz

Boost Clock

-

1753 MHz

Memory Clock

850 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

224.4GB/s

Bandwidth

108.8GB/s

Render Config

-

Compute Units

10

-

1536

Shading Units

800

128

TMUs

40

32

ROPs

16

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

34.72 GPixel/s

Pixel Rate

12.00 GPixel/s

138.9 GTexel/s

Texture Rate

30.00 GTexel/s

-

3.333 TFLOPS

FP32 (float)

1200 GFLOPS

138.9 GFLOPS

FP64 (double)

240.0 GFLOPS

Board Design

230W

TDP

150W

550 W

Suggested PSU

450 W

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

Outputs

1x DVI 1x mini-DisplayPort 1.0

1x 6-pin + 1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

GK104

GPU Name

RV770

GK104-425-A2

GPU Variant

RV770 XT Mac (215-0669080)

Kepler

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

3.54 billion

Transistors

0.956 billion

294 mm²

Die Size

256 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

4.1

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