CPU
GPU
SoC
Router
Categories
Rankings
CPU Rankings
GPU Rankings
SoC Rankings
Router Ranking
English
English
Close menu
Home
CPU
GPU
SoC
Router
Categories
CPU Rankings
GPU Rankings
SoC Rankings
Router Ranking
中文
English
Español
Deutsch
Français
Italiano
Português
日本語
한국어
العربية
ภาษาไทย
繁體中文
Tiếng Việt
Bahasa Melayu
中文
English
Español
Deutsch
Français
Italiano
Português
日本語
한국어
العربية
ภาษาไทย
繁體中文
Tiếng Việt
Bahasa Melayu
Home
GPU Comparison
NVIDIA GeForce GT 640 vs ATI Radeon HD 4870
NVIDIA GeForce GT 640 vs ATI Radeon HD 4870
VS
NVIDIA GeForce GT 640
ATI Radeon HD 4870
We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 640 and 512MB VRAM Radeon HD 4870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 640 's Advantages
Released 4 years late
More VRAM (2GB vs 512GB)
Lower TDP (65W vs 150W)
ATI Radeon HD 4870 's Advantages
Larger VRAM bandwidth (115.2GB/s vs 28.51GB/s)
416 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 640
0.693 TFLOPS
Radeon HD 4870
+73%
1.2 TFLOPS
GeForce GT 640
VS
Radeon HD 4870
Graphics Card
Jun 2012
Release Date
Jun 2008
GeForce 600
Generation
Radeon R700
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
891 MHz
Memory Clock
900 MHz
Memory
2GB
Memory Size
512MB
DDR3
Memory Type
GDDR5
128bit
Memory Bus
256bit
28.51GB/s
Bandwidth
115.2GB/s
Render Config
-
Compute Units
10
-
-
-
384
Shading Units
800
32
TMUs
40
16
ROPs
16
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
7.216 GPixel/s
Pixel Rate
12.00 GPixel/s
28.86 GTexel/s
Texture Rate
30.00 GTexel/s
-
-
-
692.7 GFLOPS
FP32 (float)
1200 GFLOPS
28.86 GFLOPS
FP64 (double)
240.0 GFLOPS
Board Design
65W
TDP
150W
250 W
Suggested PSU
450 W
1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
2x DVI 1x S-Video
None
Power Connectors
2x 6-pin
Graphics Processor
GK107
GPU Name
RV770
GK107-300-A2
GPU Variant
RV770 XT (215-0669049)
Kepler
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
1.27 billion
Transistors
0.956 billion
118 mm²
Die Size
256 mm²
Graphics Features
12 (11_0)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
3.0
OpenCL
1.1
1.1
Vulkan
N/A
3.0
CUDA
-
5.1
Shader Model
4.1
Related GPU Comparisons
1
NVIDIA GeForce GT 640 vs AMD Radeon Pro WX 8100
2
NVIDIA GeForce GT 640 vs NVIDIA GeForce GTX 690
3
NVIDIA GeForce GT 640 vs AMD Radeon R9 260 OEM
4
NVIDIA GeForce GT 640 vs ATI Radeon X550 XTX
5
NVIDIA GeForce GT 640 vs ATI Radeon HD 3650 AGP
6
NVIDIA GeForce GT 640 vs NVIDIA CMP 170HX 10 GB
7
NVIDIA GeForce GT 640 vs NVIDIA RTX A4000H
8
NVIDIA GeForce GT 640 vs AMD Radeon HD 8350 OEM
9
NVIDIA GeForce GT 640 vs AMD Radeon HD 8770 OEM
10
NVIDIA GeForce GT 640 vs NVIDIA GeForce RTX 3070 6144SP
Related News
1
CPU-Z Minor Update: Support for Intel's Four New Products and New Memory
2
CXMT Reportedly Achieves 80% Yield in DDR5 Production
3
Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N
4
The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market
5
NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps
6
Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim
7
Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers
8
Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes
9
Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption
10
iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip
© 2024 - TopCPU.net
Contact Us
Privacy Policy