GeForce GT 1030 DDR4 vs GeForce GT 640 OEM Rebrand
We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 1030 DDR4 and 1536MB VRAM GeForce GT 640 OEM Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GT 1030 DDR4 's Advantages
Released 5 years and 11 months late
Boost Clock1379MHz
More VRAM (2GB vs 1536GB)
240 additional rendering cores
Lower TDP (20W vs 75W)
GeForce GT 640 OEM Rebrand 's Advantages
Larger VRAM bandwidth (38.40GB/s vs 16.80GB/s)
Score
Benchmark
FP32 (float)
GeForce GT 1030 DDR4
+155%
1059
GeForce GT 640 OEM Rebrand
415
Graphics Card
Mar 2018
Release Date
Apr 2012
GeForce 10
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 3.0 x4
Bus Interface
PCIe 2.0 x16
Clock Speeds
1152 MHz
Base Clock
-
1379 MHz
Boost Clock
-
1050 MHz
Memory Clock
800 MHz
Memory
2GB
Memory Size
1536MB
DDR4
Memory Type
DDR3
64bit
Memory Bus
192bit
16.80GB/s
Bandwidth
38.40GB/s
Render Config
3
SM Count
3
384
Shading Units
144
24
TMUs
24
16
ROPs
24
48 KB (per SM)
L1 Cache
64 KB (per SM)
512 KB
L2 Cache
384 KB
Theoretical Performance
22.06 GPixel/s
Pixel Rate
4.320 GPixel/s
33.10 GTexel/s
Texture Rate
17.28 GTexel/s
16.55 GFLOPS
FP16 (half)
-
1059 GFLOPS
FP32 (float)
414.7 GFLOPS
33.10 GFLOPS
FP64 (double)
34.56 GFLOPS
Board Design
20W
TDP
75W
200 W
Suggested PSU
250 W
1x DVI
1x HDMI 2.0
Outputs
2x DVI
1x mini-HDMI 1.3a
None
Power Connectors
None
Graphics Processor
GP108
GPU Name
GF116
GP108-310-A1
GPU Variant
GF116-150-A1
Pascal
Architecture
Fermi 2.0
Samsung
Foundry
TSMC
14 nm
Process Size
40 nm
1.8 billion
Transistors
1.17 billion
74 mm²
Die Size
238 mm²
Graphics Features
12 (12_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
1.1
1.3
Vulkan
N/A
6.1
CUDA
2.1
6.4
Shader Model
5.1
