AMD Radeon R9 280 vs NVIDIA GeForce GTX 680 Mac Edition

Table of Contents

Graphics Processor

GPU model Tahiti GK104
GPU variant Tahiti PRO3 (215-0821330) GK104-400-A2
Architecture GCN 1.0 Kepler
Foundry TSMC TSMC
Manufacturing process 28 nm 28 nm
Number of transistors 4,313 million 3,540 million
Die size 352 mm² 294 mm²

Graphics Card

Release date Mar 4th, 2014 Apr 3rd, 2013
Generation Volcanic Islands GeForce 600
Production End-of-life End-of-life
Launch price 279 USD 599 USD
Interface PCIe 3.0 x16 PCIe 2.0 x16
Reviews 35 in our database 151 in our database
Predecessor Sea Islands GeForce 500
Successor Pirate Islands GeForce 700

Clocks

Base clock 827 MHz 1006 MHz
Boost clock 933 MHz 1058 MHz
Memory clock 1250 MHz 5 Gbps effective 1502 MHz 6 Gbps effective

Memory Configuration

Memory size 3 GB 2 GB
Memory type GDDR5 GDDR5
Memory bus width 384 bit 256 bit
Bandwidth 240.0 GB/s 192.3 GB/s

Render Configuration

Shading units 1792 1536
TMUs 112 128
ROPs 32 32
Compute units 28
Cache L1 16 KB (per CU) 16 KB (per SMX)
Cache L2 768 KB 512 KB
SMX count 8

Performance

Pixel rate 29.86 GPixel/s 33.86 GPixel/s
Texture rate 104.5 GTexel/s 135.4 GTexel/s
FP32 (float) performance 3.344 TFLOPS 3.250 TFLOPS
FP64 (double) performance 836.0 GFLOPS (1:4) 135.4 GFLOPS (1:24)

Dimensions & Outputs

Slot width Dual-slot Dual-slot
Length 275 mm 10.8 inches 254 mm 10 inches
Width 109 mm 4.3 inches
Height 36 mm 1.4 inches
TDP 200 W 195 W
Suggested PSU 550 W 450 W
Outputs 1x DVI2x HDMI1x DisplayPort 2x DVI1x HDMI1x DisplayPort
Power connectors 1x 6-pin + 1x 8-pin 2x 6-pin
Board number C386

API Support & Features

DirectX 12 (11_1) 12 (11_0)
OpenGL 4.6 4.6
OpenCL 1.2 3.0
Vulkan 1.2 1.1
Shader model 5.1 5.1
CUDA 3.0

Other Features

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