AMD Radeon R9 295X2 vs AMD Radeon RX 480

Table of Contents

Graphics Processor

GPU model Vesuvius Ellesmere
GPU variant Vesuvius XT (215-0852022) Polaris 10 XT (215-0876184)
Architecture GCN 2.0 GCN 4.0
Foundry TSMC GlobalFoundries
Manufacturing process 28 nm 14 nm
Number of transistors 6,200 million 5,700 million
Die size 438 mm² 232 mm²

Graphics Card

Release date Apr 29th, 2014 Jun 29th, 2016
Generation Volcanic Islands Arctic Islands
Production End-of-life Active
Launch price 1,499 USD 229 USD
Interface PCIe 3.0 x16 PCIe 3.0 x16
Reviews 33 in our database 86 in our database
Predecessor Sea Islands Pirate Islands
Successor Pirate Islands Polaris

Clocks

GPU clock 1018 MHz
Memory clock 1250 MHz 5 Gbps effective 2000 MHz 8 Gbps effective
Base clock 1120 MHz
Boost clock 1266 MHz

Memory Configuration

Memory size 4 GB 8 GB
Memory type GDDR5 GDDR5
Memory bus width 512 bit 256 bit
Bandwidth 320.0 GB/s 256.0 GB/s

Render Configuration

Shading units 2816 2304
TMUs 176 144
ROPs 64 32
Compute units 44 36
Cache L1 16 KB (per CU) 16 KB (per CU)
Cache L2 1024 KB 2 MB

Performance

Pixel rate 65.15 GPixel/s 40.51 GPixel/s
Texture rate 179.2 GTexel/s 182.3 GTexel/s
FP32 (float) performance 5.733 TFLOPS 5.834 TFLOPS
FP64 (double) performance 716.7 GFLOPS (1:8) 364.6 GFLOPS (1:16)
FP16 (half) performance 5.834 TFLOPS (1:1)

Dimensions & Outputs

Slot width Dual-slot Dual-slot
Length 307 mm 12.1 inches 240 mm 9.4 inches
Width 114 mm 4.5 inches 95 mm 3.7 inches
Height 42 mm 1.7 inches 35 mm 1.4 inches
TDP 500 W 150 W
Suggested PSU 900 W 450 W
Outputs 1x DVI4x mini-DisplayPort 1x HDMI3x DisplayPort
Power connectors 3x 8-pin 1x 6-pin
Board number C673-A7 C940, D009-47

API Support & Features

DirectX 12 (12_0) 12 (12_0)
OpenGL 4.6 4.6
OpenCL 2.0 2.1
Vulkan 1.2 1.2
Shader model 6.3 6.4

Other Features

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