Home GPU Comparison NVIDIA T1000 vs NVIDIA GeForce GT 640 OEM Rebrand

NVIDIA T1000 vs NVIDIA GeForce GT 640 OEM Rebrand

We compared two Desktop platform GPUs: 4GB VRAM T1000 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

NVIDIA T1000 's Advantages
Released 9 years and 1 months late
Boost Clock1395MHz
More VRAM (4GB vs 1536GB)
Larger VRAM bandwidth (160.0GB/s vs 38.40GB/s)
752 additional rendering cores
Lower TDP (50W vs 75W)

Score

Benchmark

FP32 (float)
T1000 +502%
2.5 TFLOPS
GeForce GT 640 OEM Rebrand
0.415 TFLOPS
VS

Graphics Card

May 2021
Release Date
Apr 2012
Quadro
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

1065 MHz
Base Clock
-
1395 MHz
Boost Clock
-
1250 MHz
Memory Clock
800 MHz

Memory

4GB
Memory Size
1536MB
GDDR6
Memory Type
DDR3
128bit
Memory Bus
192bit
160.0GB/s
Bandwidth
38.40GB/s

Render Config

-
-
-
14
SM Count
3
896
Shading Units
144
56
TMUs
24
32
ROPs
24
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
64 KB (per SM)
1024 KB
L2 Cache
384 KB
-
-
-

Theoretical Performance

44.64 GPixel/s
Pixel Rate
4.320 GPixel/s
78.12 GTexel/s
Texture Rate
17.28 GTexel/s
5.000 TFLOPS
FP16 (half)
-
2.500 TFLOPS
FP32 (float)
414.7 GFLOPS
78.12 GFLOPS
FP64 (double)
34.56 GFLOPS

Board Design

50W
TDP
75W
250 W
Suggested PSU
250 W
4x mini-DisplayPort 1.4a
Outputs
2x DVI 1x mini-HDMI 1.3a
None
Power Connectors
None

Graphics Processor

TU117
GPU Name
GF116
-
GPU Variant
GF116-150-A1
Turing
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
12 nm
Process Size
40 nm
4.7 billion
Transistors
1.17 billion
200 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
7.5
CUDA
2.1
6.6
Shader Model
5.1

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