AMD FireStream 9270 vs NVIDIA GeForce GTS 450

Table of Contents

Graphics Processor

GPU model RV770 GF106
GPU variant RV770 XT GF106-250-KA-A1
Architecture TeraScale Fermi
Foundry TSMC TSMC
Manufacturing process 55 nm 40 nm
Number of transistors 956 million 1,170 million
Die size 256 mm² 238 mm²

Graphics Card

Release date Nov 13th, 2008 Sep 13th, 2010
Generation FireStream GeForce 400
Production End-of-life End-of-life
Interface PCIe 2.0 x16 PCIe 2.0 x16
Launch price 129 USD
Reviews 80 in our database
Predecessor GeForce 200
Successor GeForce 500

Clocks

GPU clock 750 MHz 783 MHz
Memory clock 900 MHz 3.6 Gbps effective 902 MHz 3.6 Gbps effective
Shader clock 1566 MHz

Memory Configuration

Memory size 2 GB 1024 MB
Memory type GDDR5 GDDR5
Memory bus width 256 bit 128 bit
Bandwidth 115.2 GB/s 57.73 GB/s

Render Configuration

Shading units 800 192
TMUs 40 32
ROPs 16 16
Compute units 10
Cache L1 16 KB (per CU) 64 KB (per SM)
Cache L2 256 KB 256 KB
SM count 4

Performance

Pixel rate 12.00 GPixel/s 6.264 GPixel/s
Texture rate 30.00 GTexel/s 25.06 GTexel/s
FP32 (float) performance 1,200 GFLOPS 601.3 GFLOPS
FP64 (double) performance 240.0 GFLOPS (1:5) 50.11 GFLOPS (1:12)

Dimensions & Outputs

Slot width Dual-slot Dual-slot
Length 241 mm 9.5 inches 210 mm 8.3 inches
Width 111 mm 4.4 inches 111 mm 4.4 inches
Height 38 mm 1.5 inches
TDP 160 W 106 W
Suggested PSU 450 W 300 W
Outputs 1x DVI 2x DVI1x mini-HDMI
Power connectors 2x 6-pin 1x 6-pin
Board number P1060

API Support & Features

DirectX 10.1 (10_1) 12 (11_0)
OpenGL 3.3 4.6
OpenCL 1.1 1.1
Vulkan
Shader model 4.1 5.1
CUDA 2.1

Other Features

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