AMD Athlon II X4 638 vs Intel Celeron G4920

General info

Comparing Athlon II X4 638 and Celeron G4920 processor market type (desktop or notebook), architecture and sales start time and price.
Place in performance rating
 
Value for money (0-100)
40.33
 
17.10
Type
Desktop
 
Desktop
Series
no data
 
Intel Celeron
Architecture codename
Llano
 
Coffee Lake
Release date
6 February 2012
 
3 April 2018
Launch price (MSRP)
no data
 
$52
Price now
$26
 
$70

Technical specs

Athlon II X4 638 and Celeron G4920 quantitative parameters such as cores and threads number, clocks, manufacturing process, cache size and multiplier lock state. These parameters indirectly say of Athlon II X4 638 and Celeron G4920 performance, but for precise assessment you have to consider their test results.
Number of cores
4
 
2
Number of threads
4
 
2
Base frequency
2.7 GHz
 
3.2 GHz
Maximum frequency
no data
 
3.2 GHz
Bus support
no data
 
4 × 8 GT/s
L1 cache
128 KB (per core)
 
64K (per core)
L2 cache
1 MB (per core)
 
256K (per core)
L3 cache
no data
 
6 MB (shared)
Manufacturing process technology
32 nm
 
14 nm
Die size
228 mm2
 
126 mm2
Maximum core temperature
no data
 
100 °C
Maximum case temperature (TCase)
no data
 
72 °C
Transistor count
1,178 million
 
no data
64 bit support
+
 
+

Compatibility

Information on Athlon II X4 638 and Celeron G4920 compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one.
Max number of CPUs in a configuration
1
 
1
Socket
FM1
 
FCLGA1151
Power consumption (TDP)
65 Watt
 
51 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon II X4 638 and Celeron G4920. You'll probably need this information if you require some particular technology.
Instruction set extensions
no data
 
Intel® SSE4.1, Intel® SSE4.2
AES-NI
-
 
+
vPro
no data
 
-
Enhanced SpeedStep (EIST)
no data
 
+
Turbo Boost
no data
 
-
Hyper-Threading
no data
 
-
Idle States
no data
 
+
Thermal Monitoring
-
 
+

Security technologies

Athlon II X4 638 and Celeron G4920 technologies aimed at raising security, for example, by protecting against hacks.
TXT
no data
 
-
EDB
no data
 
+
Secure Key
no data
 
+
MPX
-
 
+
Identity Protection
-
 
+
SGX
no data
 
Yes with Intel® ME
OS Guard
no data
 
+

Virtualization technologies

Virtual machine speed-up technologies supported by Athlon II X4 638 and Celeron G4920 are enumerated here.
AMD-V
+
 
-
VT-d
no data
 
+
VT-x
no data
 
+
EPT
no data
 
+

Memory specs

Types, maximum amount and channel number of RAM supported by Athlon II X4 638 and Celeron G4920.
Supported memory types
DDR3 Dual-channel
 
DDR4-2400
Maximum memory size
no data
 
64 GB
Max memory channels
no data
 
2
Maximum memory bandwidth
no data
 
37.5 GB/s
ECC memory support
-
 
+

Graphics specifications

General parameters of GPUs integrated into Athlon II X4 638 and Celeron G4920.
Integrated graphics
no data
 
Max video memory
no data
 
64 GB
Quick Sync
-
 
+
Clear Video
no data
 
+
Clear Video HD
no data
 
+
Graphics max frequency
no data
 
1.05 GHz
InTru 3D
no data
 
+

Graphics interfaces

Available interfaces and connections of Athlon II X4 638 and Celeron G4920 integrated GPUs.
Number of displays supported
no data
 
3

Graphics image quality

Maximum display resolutions supported by Athlon II X4 638 and Celeron G4920 integrated GPUs, including resolutions over different interfaces.
4K resolution support
no data
 
+
Max resolution over HDMI 1.4
no data
 
4096x2304@24Hz
Max resolution over eDP
no data
 
4096x2304@60Hz
Max resolution over DisplayPort
no data
 
4096x2304@60Hz

Graphics API support

APIs supported by Athlon II X4 638 and Celeron G4920 integrated GPUs, sometimes API versions are included.
DirectX
no data
 
12
OpenGL
no data
 
4.5

Peripherals

Specifications and connection of peripherals supported by Athlon II X4 638 and Celeron G4920.
PCIe revision
no data
 
3.0
Max number of PCIe lanes
no data
 
16

Benchmark performance

Non-gaming benchmarks performance of Athlon II X4 638 and Celeron G4920. Overall benchmark performance is measured in points in 0-100 range.

Overall benchmark performance

Athlon II X4 638 2.54
Celeron G4920 2.90 +14.2%

Passmark

Athlon II X4 638 2030
Celeron G4920 2314 +14%

Gaming performance

Let's see how good Athlon II X4 638 and Celeron G4920 are for gaming compared with game system requirements. Remember that sometimes official requirements may reflect real performance inaccurately.

Advantages of AMD Athlon II X4 638

3DNow! (older SIMD instructions set used by AMD CPUs. Supercedes MMX, works with 64-bit registers)
AMD64 (AMD CPUs 64-bit architecture. Almost identical to Intel 64, save for some little and rarely used nuances)
Virtualization (Hardware acceleration of virtual machines)

Advantages of Intel Celeron G4920

14.2% faster in synthetic tests
Much newer (3 April 2018 vs 6 February 2012)
Finer manufacturing process technology (14 vs 32 nm)
Less power hungry (51 vs 65 watts)
AES (Advanced Encryption Standard instructions set - hardware acceleration of AES encryption and decryption. Speeds up encryption software, e.g. Veracrypt)
x86-64 (a general name for 64-bit extension of x86 instruction set. There are AMD64 and Intel 64 versions that differ very little)
AES-NI save
Thermal Monitoring Technologies
MemoryProtectionExtensionsVersion
IdentityProtectionTechVersion
ECCMemory
QuickSyncVideo

So, Athlon II X4 638 or Celeron G4920?

Judging by the results of synthetic and gaming tests, Technical City recommends Intel Celeron G4920.
Should you still have questions on choice between Athlon II X4 638 and Celeron G4920, ask them in Comments section, and we shall answer.

Cast your vote

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favourite CPU.
AMD Athlon II X4 638
Intel Celeron G4920
Like
Like

User rating

Here are CPU ratings given by our user. You can rate both processors yourself.

Advices and comments

Here you can ask a question about Athlon II X4 638 or Celeron G4920, agree or disagree with our judgements, or report an error or mismatch.
AliExpress WW