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GPU Comparison
AMD Radeon RX 550 640SP vs NVIDIA GeForce GT 640 OEM
AMD Radeon RX 550 640SP vs NVIDIA GeForce GT 640 OEM
VS
AMD Radeon RX 550 640SP
NVIDIA GeForce GT 640 OEM
We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 550 640SP and 2GB VRAM GeForce GT 640 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 550 640SP 's Advantages
Released 5 years and 6 months late
Boost Clock1071MHz
Larger VRAM bandwidth (96.00GB/s vs 28.51GB/s)
256 additional rendering cores
NVIDIA GeForce GT 640 OEM 's Advantages
Lower TDP (50W vs 60W)
Score
Benchmark
FP32 (float)
Radeon RX 550 640SP
+124%
1.371 TFLOPS
GeForce GT 640 OEM
0.612 TFLOPS
Radeon RX 550 640SP
VS
GeForce GT 640 OEM
Graphics Card
Oct 2017
Release Date
Apr 2012
Polaris
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 3.0 x8
Bus Interface
PCIe 3.0 x16
Clock Speeds
1019 MHz
Base Clock
-
1071 MHz
Boost Clock
-
1500 MHz
Memory Clock
891 MHz
Memory
2GB
Memory Size
2GB
GDDR5
Memory Type
DDR3
128bit
Memory Bus
128bit
96.00GB/s
Bandwidth
28.51GB/s
Render Config
-
SM Count
-
10
Compute Units
-
640
Shading Units
384
40
TMUs
32
16
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per SMX)
1024 KB
L2 Cache
256 KB
Theoretical Performance
17.14 GPixel/s
Pixel Rate
6.376 GPixel/s
42.84 GTexel/s
Texture Rate
25.50 GTexel/s
1371 GFLOPS
FP16 (half)
-
1371 GFLOPS
FP32 (float)
612.1 GFLOPS
85.68 GFLOPS
FP64 (double)
25.50 GFLOPS
Graphics Processor
Baffin
GPU Name
GK107
Baffin LE
GPU Variant
GK107-320-A2
GCN 4.0
Architecture
Kepler
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
28 nm
3 billion
Transistors
1.27 billion
123 mm²
Die Size
118 mm²
Board Design
60W
TDP
50W
250 W
Suggested PSU
250 W
1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a
Outputs
1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
None
Power Connectors
None
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
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