NVIDIA GeForce 615 vs AMD Radeon R9 M395X Mac Edition

VS

NVIDIA GeForce 615 AMD Radeon R9 M395X Mac Edition

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 615 and 4GB VRAM Radeon R9 M395X Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 615 's Advantages

Lower TDP (49W vs 250W)

AMD Radeon R9 M395X Mac Edition 's Advantages

Released 3 years late

More VRAM (4GB vs 1GB)

Larger VRAM bandwidth (174.7GB/s vs 28.80GB/s)

2000 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 615

0.127 TFLOPS

Radeon R9 M395X Mac Edition +2831%

3.723 TFLOPS

GeForce 615

VS

Radeon R9 M395X Mac Edition

Graphics Card

May 2012

Release Date

May 2015

GeForce 600A

Generation

Crystal System

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

1365 MHz

Memory

1024MB

Memory Size

4GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

28.80GB/s

Bandwidth

174.7GB/s

Render Config

1

SM Count

-

Compute Units

32

48

Shading Units

2048

8

TMUs

128

4

ROPs

32

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

Theoretical Performance

1.320 GPixel/s

Pixel Rate

29.09 GPixel/s

5.280 GTexel/s

Texture Rate

116.4 GTexel/s

-

FP16 (half)

3.723 TFLOPS

126.7 GFLOPS

FP32 (float)

3.723 TFLOPS

10.56 GFLOPS

FP64 (double)

232.7 GFLOPS

Graphics Processor

GF108

GPU Name

Amethyst

-

GPU Variant

Amethyst XT

Fermi

Architecture

GCN 3.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.585 billion

Transistors

5 billion

116 mm²

Die Size

366 mm²

Board Design

49W

TDP

250W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.1

OpenCL

2.0

N/A

Vulkan

1.2

2.1

CUDA

-

5.1

Shader Model

6.3

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