Home GPU Comparison ATI Radeon HD 3870 AGP vs NVIDIA GeForce GTX 660 OEM

ATI Radeon HD 3870 AGP vs NVIDIA GeForce GTX 660 OEM

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3870 AGP and 1536MB VRAM GeForce GTX 660 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3870 AGP 's Advantages
Lower TDP (106W vs 130W)
NVIDIA GeForce GTX 660 OEM 's Advantages
Boost Clock888MHz
More VRAM (1536GB vs 512GB)
Larger VRAM bandwidth (134.4GB/s vs 72.06GB/s)
832 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon HD 3870 AGP
0.497 TFLOPS
GeForce GTX 660 OEM +311%
2.046 TFLOPS
VS

Graphics Card

Unknown
Release Date
Aug 2012
Radeon R600
Generation
GeForce 600
Desktop
Type
Desktop
AGP 8x
Bus Interface
PCIe 3.0 x16

Clock Speeds

-
Base Clock
823 MHz
-
Boost Clock
888 MHz
1126 MHz
Memory Clock
1400 MHz

Memory

512MB
Memory Size
1536MB
GDDR4
Memory Type
GDDR5
256bit
Memory Bus
192bit
72.06GB/s
Bandwidth
134.4GB/s

Render Config

4
Compute Units
-
-
-
-
320
Shading Units
1152
16
TMUs
96
16
ROPs
24
-
-
-
-
-
-
-
L1 Cache
16 KB (per SMX)
256 KB
L2 Cache
384 KB
-
-
-

Theoretical Performance

12.43 GPixel/s
Pixel Rate
21.31 GPixel/s
12.43 GTexel/s
Texture Rate
85.25 GTexel/s
-
-
-
497.3 GFLOPS
FP32 (float)
2.046 TFLOPS
99.46 GFLOPS
FP64 (double)
85.25 GFLOPS

Board Design

106W
TDP
130W
300 W
Suggested PSU
300 W
2x DVI 1x S-Video
Outputs
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
1x 8-pin
Power Connectors
1x 6-pin

Graphics Processor

RV670
GPU Name
GK104
RV670 XT (215-0708005)
GPU Variant
GK104-200-KD-A2
TeraScale
Architecture
Kepler
TSMC
Foundry
TSMC
55 nm
Process Size
28 nm
0.666 billion
Transistors
3.54 billion
192 mm²
Die Size
294 mm²

Graphics Features

10.1 (10_1)
DirectX
12 (11_0)
3.3 (full) 4.0 (partial)
OpenGL
4.6
N/A
OpenCL
3.0
N/A
Vulkan
1.1
-
CUDA
3.0
4.1
Shader Model
5.1

Related GPU Comparisons

Related News

© 2024 - TopCPU.net   Contact Us Privacy Policy