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GPU Comparison
ATI Radeon HD 4770 vs ATI Radeon HD 4650 AGP
ATI Radeon HD 4770 vs ATI Radeon HD 4650 AGP
VS
ATI Radeon HD 4770
ATI Radeon HD 4650 AGP
We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4770 and 512MB VRAM Radeon HD 4650 AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI Radeon HD 4770 's Advantages
Released 7 months late
Larger VRAM bandwidth (51.20GB/s vs 12.80GB/s)
320 additional rendering cores
ATI Radeon HD 4650 AGP 's Advantages
Lower TDP (48W vs 80W)
Score
Benchmark
FP32 (float)
Radeon HD 4770
+150%
0.96 TFLOPS
Radeon HD 4650 AGP
0.384 TFLOPS
Radeon HD 4770
VS
Radeon HD 4650 AGP
Graphics Card
Apr 2009
Release Date
Sep 2008
Radeon R700
Generation
Radeon R700
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
AGP 8x
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
800 MHz
Memory Clock
400 MHz
Memory
512MB
Memory Size
512MB
GDDR5
Memory Type
DDR2
128bit
Memory Bus
128bit
51.20GB/s
Bandwidth
12.80GB/s
Render Config
-
SM Count
-
8
Compute Units
4
640
Shading Units
320
32
TMUs
32
16
ROPs
8
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
128 KB
L2 Cache
128 KB
Theoretical Performance
12.00 GPixel/s
Pixel Rate
4.800 GPixel/s
24.00 GTexel/s
Texture Rate
19.20 GTexel/s
-
FP16 (half)
-
960.0 GFLOPS
FP32 (float)
384.0 GFLOPS
192.0 GFLOPS
FP64 (double)
-
Graphics Processor
RV740
GPU Name
RV730
RV740 XT (215-0727019)
GPU Variant
RV730 PRO (215-0719056)
TeraScale
Architecture
TeraScale
TSMC
Foundry
TSMC
40 nm
Process Size
55 nm
0.826 billion
Transistors
0.514 billion
137 mm²
Die Size
146 mm²
Board Design
80W
TDP
48W
250 W
Suggested PSU
200 W
2x DVI 1x S-Video
Outputs
1x DVI 1x HDMI 1.3a 1x VGA
1x 6-pin
Power Connectors
-
Graphics Features
10.1 (10_1)
DirectX
10.1 (10_1)
3.3
OpenGL
3.3
1.1
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
-
4.1
Shader Model
4.1
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