Home GPU Comparison AMD Radeon HD 7850 vs ATI Radeon HD 3850 AGP

AMD Radeon HD 7850 vs ATI Radeon HD 3850 AGP

AMD Radeon HD 7850
VS
ATI Radeon HD 3850 AGP
AMD Radeon HD 7850
ATI Radeon HD 3850 AGP
We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7850 and 512MB VRAM Radeon HD 3850 AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7850 's Advantages
Released 4 years and 2 months late
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (153.6GB/s vs 52.99GB/s)
704 additional rendering cores
ATI Radeon HD 3850 AGP 's Advantages
Lower TDP (75W vs 130W)

Score

Benchmark

FP32 (float)
Radeon HD 7850 +311%
1.761 TFLOPS
Radeon HD 3850 AGP
0.428 TFLOPS
VS

Graphics Card

Mar 2012
Release Date
Jan 2008
Southern Islands
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
AGP 8x

Clock Speeds

-
-
-
-
-
-
1200 MHz
Memory Clock
828 MHz

Memory

2GB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
256bit
153.6GB/s
Bandwidth
52.99GB/s

Render Config

16
Compute Units
4
-
-
-
1024
Shading Units
320
64
TMUs
16
32
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

27.52 GPixel/s
Pixel Rate
10.69 GPixel/s
55.04 GTexel/s
Texture Rate
10.69 GTexel/s
-
-
-
1.761 TFLOPS
FP32 (float)
427.5 GFLOPS
110.1 GFLOPS
FP64 (double)
85.50 GFLOPS

Board Design

130W
TDP
75W
300 W
Suggested PSU
250 W
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Outputs
2x DVI 1x S-Video
1x 6-pin
Power Connectors
1x 8-pin

Graphics Processor

Pitcairn
GPU Name
RV670
Pitcairn PRO (215-0828062)
GPU Variant
RV670 PRO (215-0708003)
GCN 1.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
2.8 billion
Transistors
0.666 billion
212 mm²
Die Size
192 mm²

Graphics Features

12 (11_1)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3 (full) 4.0 (partial)
1.2
OpenCL
N/A
1.2
Vulkan
N/A
-
-
-
5.1
Shader Model
4.1

Related GPU Comparisons

Related News

© 2024 - TopCPU.net   Contact Us Privacy Policy