Home GPU Comparison ATI Radeon HD 4860 vs ATI Radeon HD 3650

ATI Radeon HD 4860 vs ATI Radeon HD 3650

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4860 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 4860 's Advantages
Released 1 years and 8 months late
More VRAM (512GB vs 256GB)
Larger VRAM bandwidth (96.00GB/s vs 25.60GB/s)
520 additional rendering cores
ATI Radeon HD 3650 's Advantages
Lower TDP (65W vs 130W)

Score

Benchmark

FP32 (float)
Radeon HD 4860 +414%
0.896 TFLOPS
Radeon HD 3650
0.174 TFLOPS
VS

Graphics Card

Sep 2009
Release Date
Jan 2008
Radeon R700
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
750 MHz
Memory Clock
800 MHz

Memory

512MB
Memory Size
256MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
128bit
96.00GB/s
Bandwidth
25.60GB/s

Render Config

8
Compute Units
3
-
-
-
640
Shading Units
120
32
TMUs
8
16
ROPs
4
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
-
256 KB
L2 Cache
128 KB
-
-
-

Theoretical Performance

11.20 GPixel/s
Pixel Rate
2.900 GPixel/s
22.40 GTexel/s
Texture Rate
5.800 GTexel/s
-
-
-
896.0 GFLOPS
FP32 (float)
174.0 GFLOPS
179.2 GFLOPS
FP64 (double)
-

Board Design

130W
TDP
65W
300 W
Suggested PSU
250 W
2x DVI 1x S-Video
Outputs
2x DVI 1x S-Video
2x 6-pin
Power Connectors
None

Graphics Processor

RV790
GPU Name
RV635
RV790 GT
GPU Variant
RV635 PRO (215-0682008)
TeraScale
Architecture
TeraScale
TSMC
Foundry
TSMC
55 nm
Process Size
55 nm
0.959 billion
Transistors
0.378 billion
282 mm²
Die Size
135 mm²

Graphics Features

10.1 (10_1)
DirectX
10.1 (10_1)
3.3
OpenGL
3.3
1.1
OpenCL
N/A
N/A
Vulkan
N/A
-
-
-
4.1
Shader Model
4.1

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