Home GPU Comparison ATI Radeon HD 3830 vs ATI Radeon HD 3650

ATI Radeon HD 3830 vs ATI Radeon HD 3650

ATI Radeon HD 3830
VS
ATI Radeon HD 3650
ATI Radeon HD 3830
ATI Radeon HD 3650
We compared two Desktop platform GPUs: 256MB VRAM Radeon HD 3830 and 256MB VRAM Radeon HD 3650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3830 's Advantages
Larger VRAM bandwidth (26.50GB/s vs 25.60GB/s)
200 additional rendering cores
ATI Radeon HD 3650 's Advantages
Lower TDP (65W vs 75W)

Score

Benchmark

FP32 (float)
Radeon HD 3830 +145%
0.428 TFLOPS
Radeon HD 3650
0.174 TFLOPS
VS

Graphics Card

Apr 2008
Release Date
Jan 2008
Radeon R600
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
828 MHz
Memory Clock
800 MHz

Memory

256MB
Memory Size
256MB
GDDR3
Memory Type
GDDR3
128bit
Memory Bus
128bit
26.50GB/s
Bandwidth
25.60GB/s

Render Config

4
Compute Units
3
-
-
-
320
Shading Units
120
16
TMUs
8
16
ROPs
4
-
-
-
-
-
-
-
-
-
128 KB
L2 Cache
128 KB
-
-
-

Theoretical Performance

10.69 GPixel/s
Pixel Rate
2.900 GPixel/s
10.69 GTexel/s
Texture Rate
5.800 GTexel/s
-
-
-
427.5 GFLOPS
FP32 (float)
174.0 GFLOPS
85.50 GFLOPS
FP64 (double)
-

Board Design

75W
TDP
65W
250 W
Suggested PSU
250 W
No outputs
Outputs
2x DVI 1x S-Video
1x 6-pin
Power Connectors
None

Graphics Processor

RV670
GPU Name
RV635
RV670 PRO (215-0708003)
GPU Variant
RV635 PRO (215-0682008)
TeraScale
Architecture
TeraScale
TSMC
Foundry
TSMC
55 nm
Process Size
55 nm
0.666 billion
Transistors
0.378 billion
192 mm²
Die Size
135 mm²

Graphics Features

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

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