ATI Radeon HD 4650 vs NVIDIA GeForce 320M Mac Edition

Table of Contents

Graphics Processor

GPU model RV730 C89
GPU variant RV730 PRO (215-0719056) MCP89
Architecture TeraScale Tesla 2.0
Foundry TSMC
Manufacturing process 55 nm 40 nm
Number of transistors 514 million 486 million
Die size 146 mm² 100 mm²

Graphics Card

Release date Sep 10th, 2008
Generation Radeon R700
Production End-of-life
Interface PCIe 2.0 x16
Reviews 20 in our database
Predecessor Radeon R600
Successor Evergreen

Clocks

GPU clock 600 MHz 450 MHz
Memory clock 700 MHz 1400 Mbps effective System Shared
Shader clock 950 MHz

Memory Configuration

Memory size 256 MB System Shared
Memory type GDDR3 System Shared
Memory bus width 128 bit System Shared
Bandwidth 22.40 GB/s System Dependent

Render Configuration

Shading units 320 48
TMUs 32 16
ROPs 8 8
Compute units 4
Cache L1 16 KB (per CU)
Cache L2 128 KB
SM count 4

Performance

Pixel rate 4.800 GPixel/s 3.600 GPixel/s
Texture rate 19.20 GTexel/s 7.200 GTexel/s
FP32 (float) performance 384.0 GFLOPS 91.20 GFLOPS

Dimensions & Outputs

Slot width Single-slot IGP
Length 193 mm 7.6 inches
TDP 48 W 23 W
Suggested PSU 200 W
Outputs 2x DVI1x S-Video No outputs

API Support & Features

DirectX 10.1 (10_1) 11.1 (10_1)
OpenGL 3.3 3.3
OpenCL 1.1
Vulkan
Shader model 4.1 4.1

Other Features

Integrated Graphics

Release date Apr 1st, 2010
Generation GeForce 300M
Production End-of-life
Interface PCIe 2.0 x16
Reviews 2 in our database
Predecessor GeForce 200M
Successor GeForce 400M

Compare

Sysrqmts browser extension icon
Stop overpaying for PC games!
See cheapest prices in Steam store with our browser extension.