GeForce GTX 680 Mac Edition vs Radeon R9 Nano
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 680 Mac Edition and 4GB VRAM Radeon R9 Nano to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GTX 680 Mac Edition 's Advantages
Boost Clock1058MHz
Radeon R9 Nano 's Advantages
Released 2 years and 4 months late
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (512.0GB/s vs 192.3GB/s)
2560 additional rendering cores
Lower TDP (175W vs 195W)
Score
Benchmark
FP32 (float)
GeForce GTX 680 Mac Edition
3250
Radeon R9 Nano
+152%
8192
Graphics Card
Apr 2013
Release Date
Aug 2015
GeForce 600
Generation
Pirate Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1006 MHz
Base Clock
-
1058 MHz
Boost Clock
-
1502 MHz
Memory Clock
500 MHz
Memory
2GB
Memory Size
4GB
GDDR5
Memory Type
HBM
256bit
Memory Bus
4096bit
192.3GB/s
Bandwidth
512.0GB/s
Render Config
-
Compute Units
64
1536
Shading Units
4096
128
TMUs
256
32
ROPs
64
16 KB (per SMX)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
2 MB
Theoretical Performance
33.86 GPixel/s
Pixel Rate
64.00 GPixel/s
135.4 GTexel/s
Texture Rate
256.0 GTexel/s
-
FP16 (half)
8.192 TFLOPS
3.250 TFLOPS
FP32 (float)
8.192 TFLOPS
135.4 GFLOPS
FP64 (double)
512.0 GFLOPS
Board Design
195W
TDP
175W
450 W
Suggested PSU
450 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
1x HDMI 1.4a
3x DisplayPort 1.2
2x 6-pin
Power Connectors
1x 8-pin
Graphics Processor
GK104
GPU Name
Fiji
GK104-400-A2
GPU Variant
Fiji XT CA
(215-0862120)
Kepler
Architecture
GCN 3.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
3.54 billion
Transistors
8.9 billion
294 mm²
Die Size
596 mm²
Graphics Features
12 (11_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.0
1.1
Vulkan
1.2
3.0
CUDA
-
5.1
Shader Model
6.3
