AMD Radeon HD 6990M vs NVIDIA GeForce 615

VS

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6990M and 1024MB VRAM GeForce 615 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6990M 's Advantages

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (115.2GB/s vs 28.80GB/s)

1072 additional rendering cores

NVIDIA GeForce 615 's Advantages

Released 10 months late

Lower TDP (49W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 6990M +1161%

1.602 TFLOPS

GeForce 615

0.127 TFLOPS

Radeon HD 6990M

VS

GeForce 615

Graphics Card

Jul 2011

Release Date

May 2012

Vancouver

Generation

GeForce 600A

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

28.80GB/s

Render Config

-

SM Count

1

14

Compute Units

-

1120

Shading Units

48

56

TMUs

8

32

ROPs

4

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

256 KB

Theoretical Performance

22.88 GPixel/s

Pixel Rate

1.320 GPixel/s

40.04 GTexel/s

Texture Rate

5.280 GTexel/s

-

FP16 (half)

-

1.602 TFLOPS

FP32 (float)

126.7 GFLOPS

-

FP64 (double)

10.56 GFLOPS

Graphics Processor

Blackcomb

GPU Name

GF108

Blackcomb XTX (216-0811030)

GPU Variant

-

TeraScale 2

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.7 billion

Transistors

0.585 billion

212 mm²

Die Size

116 mm²

Board Design

100W

TDP

49W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

5.0

Shader Model

5.1

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