ATI Mobility Radeon HD 4830 vs NVIDIA GeForce GT 635 OEM

Graphics Processor

GPU model M97 GK208
Architecture TeraScale Kepler 2.0
Foundry TSMC TSMC
Manufacturing process 40 nm 28 nm
Number of transistors 826 million 1,020 million
Die size 137 mm² 87 mm²

Mobile graphics

Release date Mar 3rd, 2009
Generation M9x (Mobility HD 4800)
Production End-of-life
Interface PCIe 2.0 x16
Reviews 2 in our database
Predecessor M8x
Successor Manhattan

Clocks

GPU clock 550 MHz 967 MHz
Memory clock 700 MHz 2.8 Gbps effective 900 MHz 1800 Mbps effective

Memory Configuration

Memory size 1024 MB 1024 MB
Memory type GDDR5 DDR3
Memory bus width 128 bit 64 bit
Bandwidth 44.80 GB/s 14.40 GB/s

Render Configuration

Shading units 640 384
TMUs 32 32
ROPs 16 8
Compute units 8
Cache L1 16 KB (per CU) 16 KB (per SMX)
Cache L2 128 KB 512 KB
SMX count 2

Performance

Pixel rate 8.800 GPixel/s 7.736 GPixel/s
Texture rate 17.60 GTexel/s 30.94 GTexel/s
FP32 (float) performance 704.0 GFLOPS 742.7 GFLOPS
FP64 (double) performance 140.8 GFLOPS (1:5) 30.94 GFLOPS (1:24)

Dimensions & Outputs

TDP unknown 35 W
Outputs No outputs 1x DVI1x HDMI1x VGA
Slot width Single-slot
Length 145 mm 5.7 inches
Suggested PSU 200 W
Power connectors None
Board number P2130

API Support & Features

DirectX 10.1 (10_1) 12 (11_0)
OpenGL 3.3 4.6
OpenCL 1.1 3.0
Vulkan 1.1
Shader model 4.1 5.1
CUDA 3.5

Other Features

Graphics Card

Release date Oct 1st, 2013
Generation GeForce 600
Production End-of-life
Interface PCIe 3.0 x8
Predecessor GeForce 500
Successor GeForce 700

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