NVIDIA GeForce 825M vs NVIDIA GeForce 9800 GX2

Table of Contents

Graphics Processor

GPU model GK208 G92
Architecture Kepler 2.0 Tesla
Foundry TSMC TSMC
Manufacturing process 28 nm 65 nm
Number of transistors 1,020 million 754 million
Die size 87 mm² 324 mm²
GPU variant G92-450-A2

Mobile graphics

Release date Jan 27th, 2014
Generation GeForce 800M
Production End-of-life
Interface PCIe 3.0 x8
Predecessor GeForce 700M
Successor GeForce 900M

Clocks

Base clock 850 MHz
Boost clock 941 MHz
Memory clock 900 MHz 1800 Mbps effective 1000 MHz 2 Gbps effective
GPU clock 600 MHz
Shader clock 1500 MHz

Memory Configuration

Memory size 1024 MB 512 MB
Memory type DDR3 GDDR3
Memory bus width 64 bit 256 bit
Bandwidth 14.40 GB/s 64.00 GB/s

Render Configuration

Shading units 384 128
TMUs 32 64
ROPs 8 16
SMX count 2
Cache L1 16 KB (per SMX)
Cache L2 512 KB 64 KB
SM count 16

Performance

Pixel rate 7.528 GPixel/s 9.600 GPixel/s
Texture rate 30.11 GTexel/s 38.40 GTexel/s
FP32 (float) performance 722.7 GFLOPS 384.0 GFLOPS
FP64 (double) performance 30.11 GFLOPS (1:24)

Dimensions & Outputs

Slot width IGP Dual-slot
TDP 33 W 197 W
Outputs No outputs 2x DVI1x HDMI
Power connectors None 1x 6-pin + 1x 8-pin
Length 267 mm 10.5 inches
Suggested PSU 450 W
Board number P791

API Support & Features

DirectX 12 (11_0) 11.1 (10_0)
OpenGL 4.6 3.3
OpenCL 3.0 1.1
Vulkan 1.1
CUDA 3.5 1.1
Shader model 5.1 4.0

Other Features

Graphics Card

Release date Mar 18th, 2008
Generation GeForce 9
Production End-of-life
Launch price 599 USD
Interface PCIe 2.0 x16
Reviews 65 in our database
Predecessor GeForce 8
Successor GeForce 200

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