Radeon HD 4670 vs Radeon R7 340 OEM
We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4670 and 2GB VRAM Radeon R7 340 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R7 340 OEM Advantages
Released 6 years and 8 months late
Boost Clock780MHz
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (64.00GB/s vs 32.00GB/s)
64 additional rendering cores
Lower TDP (50W vs 59W)
Score
Benchmark
FP32 (float)
Radeon HD 4670
480
Radeon R7 340 OEM
+24%
599
Graphics Card
Sep 2008
Release Date
May 2015
Radeon R700
Generation
Pirate Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x8
Clock Speeds
-
Base Clock
730 MHz
-
Boost Clock
780 MHz
1000 MHz
Memory Clock
1000 MHz
Memory
512MB
Memory Size
2GB
GDDR3
Memory Type
GDDR5
128bit
Memory Bus
128bit
32.00GB/s
Bandwidth
64.00GB/s
Render Config
4
Compute Units
6
320
Shading Units
384
32
TMUs
24
8
ROPs
8
16 KB (per CU)
L1 Cache
16 KB (per CU)
128 KB
L2 Cache
256 KB
Theoretical Performance
6.000 GPixel/s
Pixel Rate
6.240 GPixel/s
24.00 GTexel/s
Texture Rate
18.72 GTexel/s
480.0 GFLOPS
FP32 (float)
599.0 GFLOPS
-
FP64 (double)
37.44 GFLOPS
Board Design
59W
TDP
50W
250 W
Suggested PSU
250 W
2x DVI
1x S-Video
1x S-Video
Outputs
1x DVI
1x HDMI 1.4a
1x VGA
1x HDMI 1.4a
1x VGA
None
Power Connectors
None
Graphics Processor
RV730
GPU Name
Oland
RV730 XT
(215-0719047)
(215-0719047)
GPU Variant
-
TeraScale
Architecture
GCN 1.0
TSMC
Foundry
TSMC
55 nm
Process Size
28 nm
0.514 billion
Transistors
0.95 billion
146 mm²
Die Size
77 mm²
Graphics Features
10.1 (10_1)
DirectX
12 (11_1)
3.3
OpenGL
4.6
1.1
OpenCL
1.2
N/A
Vulkan
1.2
4.1
Shader Model
5.1
