Home GPU Comparison NVIDIA GeForce GT 640 OEM Rebrand vs AMD Radeon HD 8860 OEM

NVIDIA GeForce GT 640 OEM Rebrand vs AMD Radeon HD 8860 OEM

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GT 640 OEM Rebrand and 2GB VRAM Radeon HD 8860 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 640 OEM Rebrand 's Advantages
Lower TDP (75W vs 175W)
AMD Radeon HD 8860 OEM 's Advantages
Released 9 months late
More VRAM (2GB vs 1536GB)
Larger VRAM bandwidth (179.2GB/s vs 38.40GB/s)
1136 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce GT 640 OEM Rebrand
0.415 TFLOPS
Radeon HD 8860 OEM +470%
2.368 TFLOPS
VS

Graphics Card

Apr 2012
Release Date
Jan 2013
GeForce 600
Generation
Sea Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

-
-
-
-
-
-
800 MHz
Memory Clock
1400 MHz

Memory

1536MB
Memory Size
2GB
DDR3
Memory Type
GDDR5
192bit
Memory Bus
256bit
38.40GB/s
Bandwidth
179.2GB/s

Render Config

-
Compute Units
20
3
SM Count
-
144
Shading Units
1280
24
TMUs
80
24
ROPs
32
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
16 KB (per CU)
384 KB
L2 Cache
512 KB
-
-
-

Theoretical Performance

4.320 GPixel/s
Pixel Rate
29.60 GPixel/s
17.28 GTexel/s
Texture Rate
74.00 GTexel/s
-
-
-
414.7 GFLOPS
FP32 (float)
2.368 TFLOPS
34.56 GFLOPS
FP64 (double)
148.0 GFLOPS

Board Design

75W
TDP
175W
250 W
Suggested PSU
450 W
2x DVI 1x mini-HDMI 1.3a
Outputs
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
None
Power Connectors
1x 6-pin

Graphics Processor

GF116
GPU Name
Curacao
GF116-150-A1
GPU Variant
Curacao PRO (215-0848000)
Fermi 2.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
1.17 billion
Transistors
2.8 billion
238 mm²
Die Size
212 mm²

Graphics Features

12 (11_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
1.1
OpenCL
1.2
N/A
Vulkan
1.2
2.1
CUDA
-
5.1
Shader Model
5.1

Related GPU Comparisons

Related News

© 2024 - TopCPU.net   Contact Us Privacy Policy