NVIDIA GeForce 605 OEM vs AMD Radeon HD 7990

VS

NVIDIA GeForce 605 OEM

AMD Radeon HD 7990

We compared two Desktop platform GPUs: 512MB VRAM GeForce 605 OEM and 3GB VRAM Radeon HD 7990 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 605 OEM 's Advantages

Lower TDP (25W vs 375W)

AMD Radeon HD 7990 's Advantages

Released 1 years late

Boost Clock1000MHz

More VRAM (3GB vs 512GB)

Larger VRAM bandwidth (288.0GB/s vs 14.35GB/s)

2000 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 605 OEM

0.1 TFLOPS

Radeon HD 7990 +3996%

4.096 TFLOPS

GeForce 605 OEM

VS

Radeon HD 7990

Graphics Card

Apr 2012

Release Date

Apr 2013

GeForce 600

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

950 MHz

-

Boost Clock

1000 MHz

897 MHz

Memory Clock

1500 MHz

Memory

512MB

Memory Size

3GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

384bit

14.35GB/s

Bandwidth

288.0GB/s

Render Config

-

Compute Units

32

1

SM Count

-

48

Shading Units

2048

8

TMUs

128

4

ROPs

32

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

768 KB

-

Theoretical Performance

1.046 GPixel/s

Pixel Rate

32.00 GPixel/s

4.184 GTexel/s

Texture Rate

128.0 GTexel/s

-

100.4 GFLOPS

FP32 (float)

4.096 TFLOPS

8.368 GFLOPS

FP64 (double)

1024 GFLOPS

Board Design

25W

TDP

375W

200 W

Suggested PSU

750 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x DVI 4x mini-DisplayPort 1.2

None

Power Connectors

2x 8-pin

Graphics Processor

GF119

GPU Name

Malta

GF119-200-A1

GPU Variant

Malta XT (215-0849026)

Fermi 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.292 billion

Transistors

4.313 billion

79 mm²

Die Size

365 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

2.1

CUDA

-

5.1

Shader Model

5.1

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