AMD Radeon R7 450 OEM vs NVIDIA GeForce GTX 675MX Mac Edition

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Table of Contents

Graphics Processor
Graphics Card
Clocks
Memory Configuration
Render Configuration
Performance
Dimensions & Outputs
API Support & Features
Other Features
Mobile graphics

Graphics Processor

GPU model	Cape Verde	GK104
GPU variant	Cape Verde PRX	N13E-GSR-A2
Architecture	GCN 1.0	Kepler
Foundry	TSMC	TSMC
Manufacturing process	28 nm	28 nm
Number of transistors	1,500 million	3,540 million
Die size	123 mm²	294 mm²

Graphics Card

Release date	Jun 30th, 2016	—
Generation	Arctic Islands	—
Production	End-of-life	—
Interface	PCIe 3.0 x16	—
Predecessor	Pirate Islands	—
Successor	Polaris	—

Clocks

GPU clock	925 MHz	719 MHz
Memory clock	1125 MHz 4.5 Gbps effective	1250 MHz 5 Gbps effective

Memory Configuration

Memory size	2 GB	1024 MB
Memory type	GDDR5	GDDR5
Memory bus width	128 bit	256 bit
Bandwidth	72.00 GB/s	160.0 GB/s

Render Configuration

Shading units	512	1344
TMUs	32	112
ROPs	16	32
Compute units	8	—
Cache L1	16 KB (per CU)	16 KB (per SMX)
Cache L2	256 KB	512 KB
SMX count	—	7

Performance

Pixel rate	14.80 GPixel/s	20.13 GPixel/s
Texture rate	29.60 GTexel/s	80.53 GTexel/s
FP32 (float) performance	947.2 GFLOPS	1.933 TFLOPS
FP64 (double) performance	59.20 GFLOPS (1:16)	80.53 GFLOPS (1:24)

Dimensions & Outputs

Slot width	Dual-slot	—
TDP	65 W	100 W
Suggested PSU	250 W	—
Outputs	No outputs	No outputs
Power connectors	1x 6-pin	—
Board number	C750 C906	—

API Support & Features

DirectX	12 (11_1)	12 (11_0)
OpenGL	4.6	4.6
OpenCL	1.2	3.0
Vulkan	1.2	1.1
Shader model	5.1	5.1
CUDA	—	3.0

Other Features

Mobile graphics

Release date	—	Apr 1st, 2013
Generation	—	GeForce 600M
Production	—	End-of-life
Interface	—	PCIe 3.0 x16
Predecessor	—	GeForce 500M
Successor	—	GeForce 700M

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