AMD Radeon HD 7990 vs NVIDIA GeForce 7600 GT AGP

VS

AMD Radeon HD 7990

NVIDIA GeForce 7600 GT AGP

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7990 and 256MB VRAM GeForce 7600 GT AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7990 's Advantages

Released 6 years and 3 months late

Boost Clock1000MHz

More VRAM (3GB vs 256GB)

Larger VRAM bandwidth (288.0GB/s vs 22.40GB/s)

2048 additional rendering cores

NVIDIA GeForce 7600 GT AGP 's Advantages

Lower TDP (40W vs 375W)

Score

Radeon HD 7990

VS

GeForce 7600 GT AGP

Graphics Card

Apr 2013

Release Date

Jan 2007

Southern Islands

Generation

GeForce 7 AGP

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

AGP 8x

Clock Speeds

950 MHz

Base Clock

-

1000 MHz

Boost Clock

-

1500 MHz

Memory Clock

700 MHz

Memory

3GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

384bit

Memory Bus

128bit

288.0GB/s

Bandwidth

22.40GB/s

Render Config

32

Compute Units

-

2048

Shading Units

-

128

TMUs

12

32

ROPs

8

-

16 KB (per CU)

L1 Cache

-

768 KB

L2 Cache

-

Theoretical Performance

32.00 GPixel/s

Pixel Rate

4.480 GPixel/s

128.0 GTexel/s

Texture Rate

6.720 GTexel/s

-

4.096 TFLOPS

FP32 (float)

-

1024 GFLOPS

FP64 (double)

-

Board Design

375W

TDP

40W

750 W

Suggested PSU

200 W

1x DVI 4x mini-DisplayPort 1.2

Outputs

1x DVI 1x VGA 1x S-Video

2x 8-pin

Power Connectors

1x Molex

Graphics Processor

Malta

GPU Name

G73

Malta XT (215-0849026)

GPU Variant

G73-VZ-N-B1

GCN 1.0

Architecture

Curie

TSMC

Foundry

TSMC

28 nm

Process Size

90 nm

4.313 billion

Transistors

0.177 billion

365 mm²

Die Size

125 mm²

Graphics Features

12 (11_1)

DirectX

9.0c (9_3)

4.6

OpenGL

2.1

1.2

OpenCL

N/A

1.2

Vulkan

N/A

-

5.1

Shader Model

3.0

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