Radeon RX 550 640SP vs GeForce GTX 680 Mac Edition
We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 550 640SP and 2GB VRAM GeForce GTX 680 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon RX 550 640SP Advantages
Released 4 years and 6 months late
Boost Clock has increased by 1% (1071MHz vs 1058MHz)
Lower TDP (60W vs 195W)
GeForce GTX 680 Mac Edition Advantages
Larger VRAM bandwidth (192.3GB/s vs 96.00GB/s)
896 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon RX 550 640SP
1371
GeForce GTX 680 Mac Edition
+137%
3250
Graphics Card
Oct 2017
Release Date
Apr 2013
Polaris
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 3.0 x8
Bus Interface
PCIe 2.0 x16
Clock Speeds
1019 MHz
Base Clock
1006 MHz
1071 MHz
Boost Clock
1058 MHz
1500 MHz
Memory Clock
1502 MHz
Memory
2GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
256bit
96.00GB/s
Bandwidth
192.3GB/s
Render Config
10
Compute Units
-
640
Shading Units
1536
40
TMUs
128
16
ROPs
32
16 KB (per CU)
L1 Cache
16 KB (per SMX)
1024 KB
L2 Cache
512 KB
Theoretical Performance
17.14 GPixel/s
Pixel Rate
33.86 GPixel/s
42.84 GTexel/s
Texture Rate
135.4 GTexel/s
1371 GFLOPS
FP16 (half)
-
1371 GFLOPS
FP32 (float)
3.250 TFLOPS
85.68 GFLOPS
FP64 (double)
135.4 GFLOPS
Board Design
60W
TDP
195W
250 W
Suggested PSU
450 W
1x DVI
1x HDMI 2.0b
1x DisplayPort 1.4a
1x HDMI 2.0b
1x DisplayPort 1.4a
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
1x HDMI 1.4a
1x DisplayPort 1.2
None
Power Connectors
2x 6-pin
Graphics Processor
Baffin
GPU Name
GK104
Baffin LE
GPU Variant
GK104-400-A2
GCN 4.0
Architecture
Kepler
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
28 nm
3 billion
Transistors
3.54 billion
123 mm²
Die Size
294 mm²
Graphics Features
12 (12_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
2.1
OpenCL
3.0
1.2
Vulkan
1.1
-
CUDA
3.0
6.4
Shader Model
5.1
