ATI Radeon HD 4670 vs ATI Radeon HD 2400
We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4670 and 256MB VRAM ATI Radeon HD 2400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI Radeon HD 4670 's Advantages
Released 7 months late
More VRAM (512GB vs 256GB)
Larger VRAM bandwidth (32.00GB/s vs 7.920GB/s)
280 additional rendering cores
ATI Radeon HD 2400 's Advantages
Lower TDP (20W vs 59W)
Score
Benchmark
FP32 (float)
Radeon HD 4670
+1400%
0.48 TFLOPS
ATI Radeon HD 2400
0.032 TFLOPS
Graphics Card
Sep 2008
Release Date
Feb 2008
Radeon R700
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
-
-
-
-
-
-
1000 MHz
Memory Clock
495 MHz
Memory
512MB
Memory Size
256MB
GDDR3
Memory Type
DDR2
128bit
Memory Bus
64bit
32.00GB/s
Bandwidth
7.920GB/s
Render Config
4
Compute Units
2
-
-
-
320
Shading Units
40
32
TMUs
4
8
ROPs
4
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
-
128 KB
L2 Cache
32 KB
-
-
-
Theoretical Performance
6.000 GPixel/s
Pixel Rate
1.592 GPixel/s
24.00 GTexel/s
Texture Rate
1.592 GTexel/s
-
-
-
480.0 GFLOPS
FP32 (float)
31.84 GFLOPS
-
-
-
Board Design
59W
TDP
20W
250 W
Suggested PSU
200 W
2x DVI
1x S-Video
Outputs
1x DVI
1x S-Video
None
Power Connectors
None
Graphics Processor
RV730
GPU Name
RV610
RV730 XT
(215-0719047)
GPU Variant
-
TeraScale
Architecture
TeraScale
TSMC
Foundry
TSMC
55 nm
Process Size
65 nm
0.514 billion
Transistors
0.18 billion
146 mm²
Die Size
85 mm²
Graphics Features
10.1 (10_1)
DirectX
10.0 (10_0)
3.3
OpenGL
3.3
1.1
OpenCL
N/A
N/A
Vulkan
N/A
-
-
-
4.1
Shader Model
4.0
