AMD Radeon R9 270 vs NVIDIA GeForce GTX 480 Core 512

Graphics Processor

GPU model Curacao GF100
GPU variant Curacao PRO (215-0848000) GF100-ES-DT1-A2
Architecture GCN 1.0 Fermi
Foundry TSMC TSMC
Manufacturing process 28 nm 40 nm
Number of transistors 2,800 million 3,100 million
Die size 212 mm² 529 mm²

Graphics Card

Release date Nov 13th, 2013 Never Released
Generation Volcanic Islands GeForce 400
Production End-of-life End-of-life
Launch price 179 USD
Interface PCIe 3.0 x16 PCIe 2.0 x16
Reviews 32 in our database 84 in our database
Predecessor Sea Islands GeForce 200
Successor Pirate Islands GeForce 500

Clocks

Base clock 900 MHz
Boost clock 925 MHz
Memory clock 1400 MHz 5.6 Gbps effective 700 MHz 2.8 Gbps effective
GPU clock 527 MHz
Shader clock 1053 MHz

Memory Configuration

Memory size 2 GB 1536 MB
Memory type GDDR5 GDDR5
Memory bus width 256 bit 384 bit
Bandwidth 179.2 GB/s 134.4 GB/s

Render Configuration

Shading units 1280 512
TMUs 80 64
ROPs 32 48
Compute units 20
Cache L1 16 KB (per CU) 64 KB (per SM)
Cache L2 512 KB 768 KB
SM count 16

Performance

Pixel rate 29.60 GPixel/s 16.86 GPixel/s
Texture rate 74.00 GTexel/s 33.73 GTexel/s
FP32 (float) performance 2.368 TFLOPS 1,078 GFLOPS
FP64 (double) performance 148.0 GFLOPS (1:16)

Dimensions & Outputs

Slot width Dual-slot Dual-slot
Length 210 mm 8.3 inches 292 mm 11.5 inches
TDP 150 W 375 W
Suggested PSU 450 W 750 W
Outputs 2x DVI1x HDMI1x DisplayPort 2x DVI1x mini-HDMI
Power connectors 1x 6-pin 2x 8-pin
Board number C630, C631, C632 P1022

API Support & Features

DirectX 12 (11_1) 12 (11_0)
OpenGL 4.6 4.6
OpenCL 1.2 1.1
Vulkan 1.2
Shader model 5.1 5.1
CUDA 2.0

Other Features

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