Home GPU Comparison ATI Radeon HD 4670 X2 vs ATI Radeon HD 3750

ATI Radeon HD 4670 X2 vs ATI Radeon HD 3750

ATI Radeon HD 4670 X2
VS
ATI Radeon HD 3750
ATI Radeon HD 4670 X2
ATI Radeon HD 3750
We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4670 X2 and 512MB VRAM Radeon HD 3750 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4670 X2 's Advantages
Larger VRAM bandwidth (22.40GB/s vs 22.18GB/s)
200 additional rendering cores
ATI Radeon HD 3750 's Advantages
Lower TDP (65W vs 118W)

Score

Benchmark

FP32 (float)
Radeon HD 4670 X2 +151%
0.48 TFLOPS
Radeon HD 3750
0.191 TFLOPS
VS

Graphics Card

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

Clock Speeds

-
-
-
-
-
-
700 MHz
Memory Clock
693 MHz

Memory

512MB
Memory Size
512MB
GDDR3
Memory Type
GDDR3
128bit
Memory Bus
128bit
22.40GB/s
Bandwidth
22.18GB/s

Render Config

4
Compute Units
3
-
-
-
320
Shading Units
120
32
TMUs
8
8
ROPs
4
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
-
128 KB
L2 Cache
128 KB
-
-
-

Theoretical Performance

6.000 GPixel/s
Pixel Rate
3.184 GPixel/s
24.00 GTexel/s
Texture Rate
6.368 GTexel/s
-
-
-
480.0 GFLOPS
FP32 (float)
191.0 GFLOPS
-
-
-

Board Design

118W
TDP
65W
300 W
Suggested PSU
250 W
4x DVI
Outputs
2x DVI 1x S-Video
1x 6-pin
Power Connectors
None

Graphics Processor

RV730
GPU Name
RV635
RV730 XT (215-0719047)
GPU Variant
RV635 PRO (215-0682008)
TeraScale
Architecture
TeraScale
TSMC
Foundry
TSMC
55 nm
Process Size
55 nm
0.514 billion
Transistors
0.378 billion
146 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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