AMD Radeon RX 550 vs NVIDIA GeForce GTX 560 Ti X2

Graphics Processor

GPU model Lexa GF114
GPU variant Lexa PRO (215-0904018) GF114-400-A1
Architecture GCN 4.0 Fermi 2.0
Foundry GlobalFoundries TSMC
Manufacturing process 14 nm 40 nm
Number of transistors 2,200 million 1,950 million
Die size 103 mm² 332 mm²

Graphics Card

Release date Apr 20th, 2017 Jan 25th, 2011
Generation Polaris GeForce 500
Production End-of-life End-of-life
Launch price 79 USD
Interface PCIe 3.0 x8 PCIe 2.0 x16
Predecessor Arctic Islands GeForce 400
Successor Vega GeForce 600
Reviews 122 in our database

Clocks

Base clock 1100 MHz
Boost clock 1183 MHz
Memory clock 1750 MHz 7 Gbps effective 1002 MHz 4 Gbps effective
GPU clock 850 MHz
Shader clock 1700 MHz

Memory Configuration

Memory size 2 GB 1024 MB
Memory type GDDR5 GDDR5
Memory bus width 128 bit 256 bit
Bandwidth 112.0 GB/s 128.3 GB/s

Render Configuration

Shading units 512 384
TMUs 32 64
ROPs 16 32
Compute units 8
Cache L1 16 KB (per CU) 64 KB (per SM)
Cache L2 512 KB 512 KB
SM count 8

Performance

Pixel rate 18.93 GPixel/s 13.60 GPixel/s
Texture rate 37.86 GTexel/s 54.40 GTexel/s
FP16 (half) performance 1,211 GFLOPS (1:1)
FP32 (float) performance 1,211 GFLOPS 1,306 GFLOPS
FP64 (double) performance 75.71 GFLOPS (1:16) 108.8 GFLOPS (1:12)

Dimensions & Outputs

Slot width Dual-slot Dual-slot
Length 145 mm 5.7 inches 292 mm 11.5 inches
TDP 50 W 170 W
Suggested PSU 250 W 450 W
Outputs 1x DVI1x HDMI1x DisplayPort 3x DVI1x mini-HDMI
Power connectors None 2x 8-pin
Board number D090-01 P1040

API Support & Features

DirectX 12 (12_0) 12 (11_0)
OpenGL 4.6 4.6
OpenCL 2.1 1.1
Vulkan 1.2
Shader model 6.4 5.1
CUDA 2.1

Other Features

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